9947990

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1297}}^1$

素因数の和:1376

約数の個数: 32

約数和(自身を含む): 19625760

約数和(自身を除く): 9677770

約数列:

[1, 2, 5, 10, 13, 26, 59, 65, 118, 130, 295, 590, 767, 1297, 1534, 2594, 3835, 6485, 7670, 12970, 16861, 33722, 76523, 84305, 153046, 168610, 382615, 765230, 994799, 1989598, 4973995, 9947990]

約数ペア:

[(1, 9947990), (2, 4973995), (5, 1989598), (10, 994799), (13, 765230), (26, 382615), (59, 168610), (65, 153046), (118, 84305), (130, 76523), (295, 33722), (590, 16861), (767, 12970), (1297, 7670), (1534, 6485), (2594, 3835)]