201984406

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{521}}^1$

素因数の和:617

約数の個数: 48

約数和(自身を含む): 348478848

約数和(自身を除く): 146494442

約数列:

[1, 2, 13, 26, 31, 37, 62, 74, 169, 338, 403, 481, 521, 806, 962, 1042, 1147, 2294, 5239, 6253, 6773, 10478, 12506, 13546, 14911, 16151, 19277, 29822, 32302, 38554, 88049, 176098, 193843, 209963, 250601, 387686, 419926, 501202, 597587, 1195174, 2729519, 3257813, 5459038, 6515626, 7768631, 15537262, 100992203, 201984406]

約数ペア:

[(1, 201984406), (2, 100992203), (13, 15537262), (26, 7768631), (31, 6515626), (37, 5459038), (62, 3257813), (74, 2729519), (169, 1195174), (338, 597587), (403, 501202), (481, 419926), (521, 387686), (806, 250601), (962, 209963), (1042, 193843), (1147, 176098), (2294, 88049), (5239, 38554), (6253, 32302), (6773, 29822), (10478, 19277), (12506, 16151), (13546, 14911)]