398575372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{151}}^1\times {\mathrm{2207}}^1$

素因数の和:2398

約数の個数: 48

約数和(自身を含む): 789368832

約数和(自身を除く): 390793460

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 151, 299, 302, 598, 604, 1196, 1963, 2207, 3473, 3926, 4414, 6946, 7852, 8828, 13892, 28691, 45149, 50761, 57382, 90298, 101522, 114764, 180596, 203044, 333257, 659893, 666514, 1319786, 1333028, 2639572, 4332341, 7664911, 8664682, 15329822, 17329364, 30659644, 99643843, 199287686, 398575372]

約数ペア:

[(1, 398575372), (2, 199287686), (4, 99643843), (13, 30659644), (23, 17329364), (26, 15329822), (46, 8664682), (52, 7664911), (92, 4332341), (151, 2639572), (299, 1333028), (302, 1319786), (598, 666514), (604, 659893), (1196, 333257), (1963, 203044), (2207, 180596), (3473, 114764), (3926, 101522), (4414, 90298), (6946, 57382), (7852, 50761), (8828, 45149), (13892, 28691)]