431207984

素因数分解:

$2^4\times {\mathrm{131}}^1\times {\mathrm{419}}^1\times {\mathrm{491}}^1$

素因数の和:1049

約数の個数: 40

約数和(自身を含む): 845570880

約数和(自身を除く): 414362896

約数列:

[1, 2, 4, 8, 16, 131, 262, 419, 491, 524, 838, 982, 1048, 1676, 1964, 2096, 3352, 3928, 6704, 7856, 54889, 64321, 109778, 128642, 205729, 219556, 257284, 411458, 439112, 514568, 822916, 878224, 1029136, 1645832, 3291664, 26950499, 53900998, 107801996, 215603992, 431207984]

約数ペア:

[(1, 431207984), (2, 215603992), (4, 107801996), (8, 53900998), (16, 26950499), (131, 3291664), (262, 1645832), (419, 1029136), (491, 878224), (524, 822916), (838, 514568), (982, 439112), (1048, 411458), (1676, 257284), (1964, 219556), (2096, 205729), (3352, 128642), (3928, 109778), (6704, 64321), (7856, 54889)]