621775395

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{263}}^1\times {\mathrm{491}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 1094176512

約数和(自身を除く): 472401117

約数列:

[1, 3, 5, 9, 15, 45, 107, 263, 321, 491, 535, 789, 963, 1315, 1473, 1605, 2367, 2455, 3945, 4419, 4815, 7365, 11835, 22095, 28141, 52537, 84423, 129133, 140705, 157611, 253269, 262685, 387399, 422115, 472833, 645665, 788055, 1162197, 1266345, 1936995, 2364165, 5810985, 13817231, 41451693, 69086155, 124355079, 207258465, 621775395]

約数ペア:

[(1, 621775395), (3, 207258465), (5, 124355079), (9, 69086155), (15, 41451693), (45, 13817231), (107, 5810985), (263, 2364165), (321, 1936995), (491, 1266345), (535, 1162197), (789, 788055), (963, 645665), (1315, 472833), (1473, 422115), (1605, 387399), (2367, 262685), (2455, 253269), (3945, 157611), (4419, 140705), (4815, 129133), (7365, 84423), (11835, 52537), (22095, 28141)]