388309971

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{37507}}^1$

素因数の和:37563

約数の個数: 32

約数和(自身を含む): 648138240

約数和(自身を除く): 259828269

約数列:

[1, 3, 7, 17, 21, 29, 51, 87, 119, 203, 357, 493, 609, 1479, 3451, 10353, 37507, 112521, 262549, 637619, 787647, 1087703, 1912857, 3263109, 4463333, 7613921, 13389999, 18490951, 22841763, 55472853, 129436657, 388309971]

約数ペア:

[(1, 388309971), (3, 129436657), (7, 55472853), (17, 22841763), (21, 18490951), (29, 13389999), (51, 7613921), (87, 4463333), (119, 3263109), (203, 1912857), (357, 1087703), (493, 787647), (609, 637619), (1479, 262549), (3451, 112521), (10353, 37507)]