8581638

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{409}}^1$

素因数の和:696

約数の個数: 32

約数和(自身を含む): 18597600

約数和(自身を除く): 10015962

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 269, 409, 538, 807, 818, 1227, 1614, 2454, 3497, 5317, 6994, 10491, 10634, 15951, 20982, 31902, 110021, 220042, 330063, 660126, 1430273, 2860546, 4290819, 8581638]

約数ペア:

[(1, 8581638), (2, 4290819), (3, 2860546), (6, 1430273), (13, 660126), (26, 330063), (39, 220042), (78, 110021), (269, 31902), (409, 20982), (538, 15951), (807, 10634), (818, 10491), (1227, 6994), (1614, 5317), (2454, 3497)]