28721908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{7159}}^1$

素因数の和:7239

約数の個数: 24

約数和(自身を含む): 54129600

約数和(自身を除く): 25407692

約数列:

[1, 2, 4, 17, 34, 59, 68, 118, 236, 1003, 2006, 4012, 7159, 14318, 28636, 121703, 243406, 422381, 486812, 844762, 1689524, 7180477, 14360954, 28721908]

約数ペア:

[(1, 28721908), (2, 14360954), (4, 7180477), (17, 1689524), (34, 844762), (59, 486812), (68, 422381), (118, 243406), (236, 121703), (1003, 28636), (2006, 14318), (4012, 7159)]