30697205

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1217

約数の個数: 32

約数和(自身を含む): 46614528

約数和(自身を除く): 15917323

約数列:

[1, 5, 7, 11, 35, 55, 71, 77, 355, 385, 497, 781, 1123, 2485, 3905, 5467, 5615, 7861, 12353, 27335, 39305, 61765, 79733, 86471, 398665, 432355, 558131, 877063, 2790655, 4385315, 6139441, 30697205]

約数ペア:

[(1, 30697205), (5, 6139441), (7, 4385315), (11, 2790655), (35, 877063), (55, 558131), (71, 432355), (77, 398665), (355, 86471), (385, 79733), (497, 61765), (781, 39305), (1123, 27335), (2485, 12353), (3905, 7861), (5467, 5615)]