31220379

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{317}}^1\times {\mathrm{353}}^1$

素因数の和:707

約数の個数: 24

約数和(自身を含む): 46829952

約数和(自身を除く): 15609573

約数列:

[1, 3, 9, 31, 93, 279, 317, 353, 951, 1059, 2853, 3177, 9827, 10943, 29481, 32829, 88443, 98487, 111901, 335703, 1007109, 3468931, 10406793, 31220379]

約数ペア:

[(1, 31220379), (3, 10406793), (9, 3468931), (31, 1007109), (93, 335703), (279, 111901), (317, 98487), (353, 88443), (951, 32829), (1059, 29481), (2853, 10943), (3177, 9827)]