2021308965

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{701}}^1$

素因数の和:812

約数の個数: 128

約数和(自身を含む): 4075868160

約数和(自身を除く): 2054559195

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 53, 65, 93, 117, 135, 155, 159, 195, 265, 279, 351, 403, 465, 477, 585, 689, 701, 795, 837, 1209, 1395, 1431, 1643, 1755, 2015, 2067, 2103, 2385, 3445, 3505, 3627, 4185, 4929, 6045, 6201, 6309, 7155, 8215, 9113, 10335, 10515, 10881, 14787, 18135, 18603, 18927, 21359, 21731, 24645, 27339, 31005, 31545, 37153, 44361, 45565, 54405, 64077, 65193, 73935, 82017, 93015, 94635, 106795, 108655, 111459, 136695, 185765, 192231, 195579, 221805, 246051, 282503, 320385, 325965, 334377, 410085, 482989, 557295, 576693, 586737, 847509, 961155, 977895, 1003131, 1151743, 1230255, 1412515, 1448967, 1671885, 2414945, 2542527, 2883465, 2933685, 3455229, 4237545, 4346901, 5015655, 5758715, 7244835, 7627581, 10365687, 12712635, 13040703, 14972659, 17276145, 21734505, 31097061, 38137905, 44917977, 51828435, 65203515, 74863295, 134753931, 155485305, 224589885, 404261793, 673769655, 2021308965]

約数ペア:

[(1, 2021308965), (3, 673769655), (5, 404261793), (9, 224589885), (13, 155485305), (15, 134753931), (27, 74863295), (31, 65203515), (39, 51828435), (45, 44917977), (53, 38137905), (65, 31097061), (93, 21734505), (117, 17276145), (135, 14972659), (155, 13040703), (159, 12712635), (195, 10365687), (265, 7627581), (279, 7244835), (351, 5758715), (403, 5015655), (465, 4346901), (477, 4237545), (585, 3455229), (689, 2933685), (701, 2883465), (795, 2542527), (837, 2414945), (1209, 1671885), (1395, 1448967), (1431, 1412515), (1643, 1230255), (1755, 1151743), (2015, 1003131), (2067, 977895), (2103, 961155), (2385, 847509), (3445, 586737), (3505, 576693), (3627, 557295), (4185, 482989), (4929, 410085), (6045, 334377), (6201, 325965), (6309, 320385), (7155, 282503), (8215, 246051), (9113, 221805), (10335, 195579), (10515, 192231), (10881, 185765), (14787, 136695), (18135, 111459), (18603, 108655), (18927, 106795), (21359, 94635), (21731, 93015), (24645, 82017), (27339, 73935), (31005, 65193), (31545, 64077), (37153, 54405), (44361, 45565)]