291233590

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{18899}}^1$

素因数の和:18996

約数の個数: 32

約数和(自身を含む): 555206400

約数和(自身を除く): 263972810

約数列:

[1, 2, 5, 10, 23, 46, 67, 115, 134, 230, 335, 670, 1541, 3082, 7705, 15410, 18899, 37798, 94495, 188990, 434677, 869354, 1266233, 2173385, 2532466, 4346770, 6331165, 12662330, 29123359, 58246718, 145616795, 291233590]

約数ペア:

[(1, 291233590), (2, 145616795), (5, 58246718), (10, 29123359), (23, 12662330), (46, 6331165), (67, 4346770), (115, 2532466), (134, 2173385), (230, 1266233), (335, 869354), (670, 434677), (1541, 188990), (3082, 94495), (7705, 37798), (15410, 18899)]