281028290

素因数分解:

$2^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1\times {\mathrm{1171}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 513392256

約数和(自身を除く): 232363966

約数列:

[1, 2, 5, 10, 103, 206, 233, 466, 515, 1030, 1165, 1171, 2330, 2342, 5855, 11710, 23999, 47998, 119995, 120613, 239990, 241226, 272843, 545686, 603065, 1206130, 1364215, 2728430, 28102829, 56205658, 140514145, 281028290]

約数ペア:

[(1, 281028290), (2, 140514145), (5, 56205658), (10, 28102829), (103, 2728430), (206, 1364215), (233, 1206130), (466, 603065), (515, 545686), (1030, 272843), (1165, 241226), (1171, 239990), (2330, 120613), (2342, 119995), (5855, 47998), (11710, 23999)]