253669395

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1$

素因数の和:724

約数の個数: 64

約数和(自身を含む): 479416320

約数和(自身を除く): 225746925

約数列:

[1, 3, 5, 7, 15, 21, 35, 53, 79, 105, 159, 237, 265, 371, 395, 553, 577, 795, 1113, 1185, 1659, 1731, 1855, 2765, 2885, 4039, 4187, 5565, 8295, 8655, 12117, 12561, 20195, 20935, 29309, 30581, 45583, 60585, 62805, 87927, 91743, 136749, 146545, 152905, 214067, 227915, 319081, 439635, 458715, 642201, 683745, 957243, 1070335, 1595405, 2415899, 3211005, 4786215, 7247697, 12079495, 16911293, 36238485, 50733879, 84556465, 253669395]

約数ペア:

[(1, 253669395), (3, 84556465), (5, 50733879), (7, 36238485), (15, 16911293), (21, 12079495), (35, 7247697), (53, 4786215), (79, 3211005), (105, 2415899), (159, 1595405), (237, 1070335), (265, 957243), (371, 683745), (395, 642201), (553, 458715), (577, 439635), (795, 319081), (1113, 227915), (1185, 214067), (1659, 152905), (1731, 146545), (1855, 136749), (2765, 91743), (2885, 87927), (4039, 62805), (4187, 60585), (5565, 45583), (8295, 30581), (8655, 29309), (12117, 20935), (12561, 20195)]