491400000028

素因数分解:

$2^2\times 7^1\times {\mathrm{49121}}^1\times {\mathrm{357281}}^1$

素因数の和:406413

約数の個数: 24

約数和(自身を含む): 982822758624

約数和(自身を除く): 491422758596

約数列:

[1, 2, 4, 7, 14, 28, 49121, 98242, 196484, 343847, 357281, 687694, 714562, 1375388, 1429124, 2500967, 5001934, 10003868, 17550000001, 35100000002, 70200000004, 122850000007, 245700000014, 491400000028]

約数ペア:

[(1, 491400000028), (2, 245700000014), (4, 122850000007), (7, 70200000004), (14, 35100000002), (28, 17550000001), (49121, 10003868), (98242, 5001934), (196484, 2500967), (343847, 1429124), (357281, 1375388), (687694, 714562)]