73129644

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{521}}^1\times {\mathrm{557}}^1$

素因数の和:1095

約数の個数: 72

約数和(自身を含む): 212048928

約数和(自身を除く): 138919284

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 521, 557, 1042, 1114, 1563, 1671, 2084, 2228, 3126, 3342, 3647, 3899, 4689, 5013, 6252, 6684, 7294, 7798, 9378, 10026, 10941, 11697, 14588, 15596, 18756, 20052, 21882, 23394, 32823, 35091, 43764, 46788, 65646, 70182, 131292, 140364, 290197, 580394, 870591, 1160788, 1741182, 2031379, 2611773, 3482364, 4062758, 5223546, 6094137, 8125516, 10447092, 12188274, 18282411, 24376548, 36564822, 73129644]

約数ペア:

[(1, 73129644), (2, 36564822), (3, 24376548), (4, 18282411), (6, 12188274), (7, 10447092), (9, 8125516), (12, 6094137), (14, 5223546), (18, 4062758), (21, 3482364), (28, 2611773), (36, 2031379), (42, 1741182), (63, 1160788), (84, 870591), (126, 580394), (252, 290197), (521, 140364), (557, 131292), (1042, 70182), (1114, 65646), (1563, 46788), (1671, 43764), (2084, 35091), (2228, 32823), (3126, 23394), (3342, 21882), (3647, 20052), (3899, 18756), (4689, 15596), (5013, 14588), (6252, 11697), (6684, 10941), (7294, 10026), (7798, 9378)]