156680505

素因数分解:

$3^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1\times {\mathrm{331}}^1$

素因数の和:566

約数の個数: 48

約数和(自身を含む): 278226624

約数和(自身を除く): 121546119

約数列:

[1, 3, 5, 9, 15, 45, 67, 157, 201, 331, 335, 471, 603, 785, 993, 1005, 1413, 1655, 2355, 2979, 3015, 4965, 7065, 10519, 14895, 22177, 31557, 51967, 52595, 66531, 94671, 110885, 155901, 157785, 199593, 259835, 332655, 467703, 473355, 779505, 997965, 2338515, 3481789, 10445367, 17408945, 31336101, 52226835, 156680505]

約数ペア:

[(1, 156680505), (3, 52226835), (5, 31336101), (9, 17408945), (15, 10445367), (45, 3481789), (67, 2338515), (157, 997965), (201, 779505), (331, 473355), (335, 467703), (471, 332655), (603, 259835), (785, 199593), (993, 157785), (1005, 155901), (1413, 110885), (1655, 94671), (2355, 66531), (2979, 52595), (3015, 51967), (4965, 31557), (7065, 22177), (10519, 14895)]