665767908

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{23321}}^1$

素因数の和:23405

約数の個数: 72

約数和(自身を含む): 1842158136

約数和(自身を除く): 1176390228

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 61, 78, 117, 122, 156, 183, 234, 244, 366, 468, 549, 732, 793, 1098, 1586, 2196, 2379, 3172, 4758, 7137, 9516, 14274, 23321, 28548, 46642, 69963, 93284, 139926, 209889, 279852, 303173, 419778, 606346, 839556, 909519, 1212692, 1422581, 1819038, 2728557, 2845162, 3638076, 4267743, 5457114, 5690324, 8535486, 10914228, 12803229, 17070972, 18493553, 25606458, 36987106, 51212916, 55480659, 73974212, 110961318, 166441977, 221922636, 332883954, 665767908]

約数ペア:

[(1, 665767908), (2, 332883954), (3, 221922636), (4, 166441977), (6, 110961318), (9, 73974212), (12, 55480659), (13, 51212916), (18, 36987106), (26, 25606458), (36, 18493553), (39, 17070972), (52, 12803229), (61, 10914228), (78, 8535486), (117, 5690324), (122, 5457114), (156, 4267743), (183, 3638076), (234, 2845162), (244, 2728557), (366, 1819038), (468, 1422581), (549, 1212692), (732, 909519), (793, 839556), (1098, 606346), (1586, 419778), (2196, 303173), (2379, 279852), (3172, 209889), (4758, 139926), (7137, 93284), (9516, 69963), (14274, 46642), (23321, 28548)]