28898901238

素因数分解:

$2^1\times {\mathrm{19}}^3\times {\mathrm{71}}^1\times {\mathrm{29671}}^1$

素因数の和:29801

約数の個数: 32

約数和(自身を含む): 46402260480

約数和(自身を除く): 17503359242

約数列:

[1, 2, 19, 38, 71, 142, 361, 722, 1349, 2698, 6859, 13718, 25631, 29671, 51262, 59342, 486989, 563749, 973978, 1127498, 2106641, 4213282, 10711231, 21422462, 40026179, 80052358, 203513389, 407026778, 760497401, 1520994802, 14449450619, 28898901238]

約数ペア:

[(1, 28898901238), (2, 14449450619), (19, 1520994802), (38, 760497401), (71, 407026778), (142, 203513389), (361, 80052358), (722, 40026179), (1349, 21422462), (2698, 10711231), (6859, 4213282), (13718, 2106641), (25631, 1127498), (29671, 973978), (51262, 563749), (59342, 486989)]