249799680065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2357}}^1\times {\mathrm{70891}}^1$

素因数の和:73289

約数の個数: 32

約数和(自身を含む): 337001285376

約数和(自身を除く): 87201605311

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 2357, 11785, 30641, 54211, 70891, 153205, 271055, 354455, 704743, 921583, 1630493, 3523715, 4607915, 8152465, 21196409, 105982045, 167090087, 835450435, 2172171131, 3843072001, 10860855655, 19215360005, 49959936013, 249799680065]

約数ペア:

[(1, 249799680065), (5, 49959936013), (13, 19215360005), (23, 10860855655), (65, 3843072001), (115, 2172171131), (299, 835450435), (1495, 167090087), (2357, 105982045), (11785, 21196409), (30641, 8152465), (54211, 4607915), (70891, 3523715), (153205, 1630493), (271055, 921583), (354455, 704743)]