315723304

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{159779}}^1$

素因数の和:159817

約数の個数: 32

約数和(自身を含む): 671076000

約数和(自身を除く): 355352696

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 159779, 319558, 639116, 1278232, 2077127, 3035801, 4154254, 6071602, 8308508, 12143204, 16617016, 24286408, 39465413, 78930826, 157861652, 315723304]

約数ペア:

[(1, 315723304), (2, 157861652), (4, 78930826), (8, 39465413), (13, 24286408), (19, 16617016), (26, 12143204), (38, 8308508), (52, 6071602), (76, 4154254), (104, 3035801), (152, 2077127), (247, 1278232), (494, 639116), (988, 319558), (1976, 159779)]