390280888

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{409}}^1\times {\mathrm{659}}^1$

素因数の和:1255

約数の個数: 32

約数和(自身を含む): 738738000

約数和(自身を除く): 348457112

約数列:

[1, 2, 4, 8, 181, 362, 409, 659, 724, 818, 1318, 1448, 1636, 2636, 3272, 5272, 74029, 119279, 148058, 238558, 269531, 296116, 477116, 539062, 592232, 954232, 1078124, 2156248, 48785111, 97570222, 195140444, 390280888]

約数ペア:

[(1, 390280888), (2, 195140444), (4, 97570222), (8, 48785111), (181, 2156248), (362, 1078124), (409, 954232), (659, 592232), (724, 539062), (818, 477116), (1318, 296116), (1448, 269531), (1636, 238558), (2636, 148058), (3272, 119279), (5272, 74029)]