291216788

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 536613504

約数和(自身を除く): 245396716

約数列:

[1, 2, 4, 37, 74, 83, 148, 151, 157, 166, 302, 314, 332, 604, 628, 3071, 5587, 5809, 6142, 11174, 11618, 12284, 12533, 13031, 22348, 23236, 23707, 25066, 26062, 47414, 50132, 52124, 94828, 463721, 482147, 877159, 927442, 964294, 1754318, 1854884, 1928588, 1967681, 3508636, 3935362, 7870724, 72804197, 145608394, 291216788]

約数ペア:

[(1, 291216788), (2, 145608394), (4, 72804197), (37, 7870724), (74, 3935362), (83, 3508636), (148, 1967681), (151, 1928588), (157, 1854884), (166, 1754318), (302, 964294), (314, 927442), (332, 877159), (604, 482147), (628, 463721), (3071, 94828), (5587, 52124), (5809, 50132), (6142, 47414), (11174, 26062), (11618, 25066), (12284, 23707), (12533, 23236), (13031, 22348)]