1021545

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1$

素因数の和:91

約数の個数: 64

約数和(自身を含む): 2211840

約数和(自身を除く): 1190295

約数列:

[1, 3, 5, 7, 9, 15, 21, 23, 27, 35, 45, 47, 63, 69, 105, 115, 135, 141, 161, 189, 207, 235, 315, 329, 345, 423, 483, 621, 705, 805, 945, 987, 1035, 1081, 1269, 1449, 1645, 2115, 2415, 2961, 3105, 3243, 4347, 4935, 5405, 6345, 7245, 7567, 8883, 9729, 14805, 16215, 21735, 22701, 29187, 37835, 44415, 48645, 68103, 113505, 145935, 204309, 340515, 1021545]

約数ペア:

[(1, 1021545), (3, 340515), (5, 204309), (7, 145935), (9, 113505), (15, 68103), (21, 48645), (23, 44415), (27, 37835), (35, 29187), (45, 22701), (47, 21735), (63, 16215), (69, 14805), (105, 9729), (115, 8883), (135, 7567), (141, 7245), (161, 6345), (189, 5405), (207, 4935), (235, 4347), (315, 3243), (329, 3105), (345, 2961), (423, 2415), (483, 2115), (621, 1645), (705, 1449), (805, 1269), (945, 1081), (987, 1035)]