28870972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{11813}}^1$

素因数の和:11877

約数の個数: 24

約数和(自身を含む): 55573056

約数和(自身を除く): 26702084

約数列:

[1, 2, 4, 13, 26, 47, 52, 94, 188, 611, 1222, 2444, 11813, 23626, 47252, 153569, 307138, 555211, 614276, 1110422, 2220844, 7217743, 14435486, 28870972]

約数ペア:

[(1, 28870972), (2, 14435486), (4, 7217743), (13, 2220844), (26, 1110422), (47, 614276), (52, 555211), (94, 307138), (188, 153569), (611, 47252), (1222, 23626), (2444, 11813)]