396985690

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{103}}^1\times {\mathrm{12433}}^1$

素因数の和:12574

約数の個数: 32

約数和(自身を含む): 744846336

約数和(自身を除く): 347860646

約数列:

[1, 2, 5, 10, 31, 62, 103, 155, 206, 310, 515, 1030, 3193, 6386, 12433, 15965, 24866, 31930, 62165, 124330, 385423, 770846, 1280599, 1927115, 2561198, 3854230, 6402995, 12805990, 39698569, 79397138, 198492845, 396985690]

約数ペア:

[(1, 396985690), (2, 198492845), (5, 79397138), (10, 39698569), (31, 12805990), (62, 6402995), (103, 3854230), (155, 2561198), (206, 1927115), (310, 1280599), (515, 770846), (1030, 385423), (3193, 124330), (6386, 62165), (12433, 31930), (15965, 24866)]