201469821

素因数分解:

$3^1\times 7^2\times {\mathrm{457}}^1\times {\mathrm{2999}}^1$

素因数の和:3473

約数の個数: 24

約数和(自身を含む): 313272000

約数和(自身を除く): 111802179

約数列:

[1, 3, 7, 21, 49, 147, 457, 1371, 2999, 3199, 8997, 9597, 20993, 22393, 62979, 67179, 146951, 440853, 1370543, 4111629, 9593801, 28781403, 67156607, 201469821]

約数ペア:

[(1, 201469821), (3, 67156607), (7, 28781403), (21, 9593801), (49, 4111629), (147, 1370543), (457, 440853), (1371, 146951), (2999, 67179), (3199, 62979), (8997, 22393), (9597, 20993)]