201991426

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{479}}^1$

素因数の和:839

約数の個数: 48

約数和(自身を含む): 381507840

約数和(自身を除く): 179516414

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 331, 479, 637, 662, 958, 1274, 2317, 3353, 4303, 4634, 6227, 6706, 8606, 12454, 16219, 23471, 30121, 32438, 43589, 46942, 60242, 87178, 158549, 210847, 305123, 317098, 421694, 610246, 1109843, 2061137, 2219686, 4122274, 7768901, 14427959, 15537802, 28855918, 100995713, 201991426]

約数ペア:

[(1, 201991426), (2, 100995713), (7, 28855918), (13, 15537802), (14, 14427959), (26, 7768901), (49, 4122274), (91, 2219686), (98, 2061137), (182, 1109843), (331, 610246), (479, 421694), (637, 317098), (662, 305123), (958, 210847), (1274, 158549), (2317, 87178), (3353, 60242), (4303, 46942), (4634, 43589), (6227, 32438), (6706, 30121), (8606, 23471), (12454, 16219)]