315035656

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{159431}}^1$

素因数の和:159469

約数の個数: 32

約数和(自身を含む): 669614400

約数和(自身を除く): 354578744

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 494, 988, 1976, 159431, 318862, 637724, 1275448, 2072603, 3029189, 4145206, 6058378, 8290412, 12116756, 16580824, 24233512, 39379457, 78758914, 157517828, 315035656]

約数ペア:

[(1, 315035656), (2, 157517828), (4, 78758914), (8, 39379457), (13, 24233512), (19, 16580824), (26, 12116756), (38, 8290412), (52, 6058378), (76, 4145206), (104, 3029189), (152, 2072603), (247, 1275448), (494, 637724), (988, 318862), (1976, 159431)]