421778182

素因数分解:

$2^1\times 7^3\times {\mathrm{197}}^1\times {\mathrm{3121}}^1$

素因数の和:3341

約数の個数: 32

約数和(自身を含む): 741787200

約数和(自身を除く): 320009018

約数列:

[1, 2, 7, 14, 49, 98, 197, 343, 394, 686, 1379, 2758, 3121, 6242, 9653, 19306, 21847, 43694, 67571, 135142, 152929, 305858, 614837, 1070503, 1229674, 2141006, 4303859, 8607718, 30127013, 60254026, 210889091, 421778182]

約数ペア:

[(1, 421778182), (2, 210889091), (7, 60254026), (14, 30127013), (49, 8607718), (98, 4303859), (197, 2141006), (343, 1229674), (394, 1070503), (686, 614837), (1379, 305858), (2758, 152929), (3121, 135142), (6242, 67571), (9653, 43694), (19306, 21847)]