7212530

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{509}}^1$

素因数の和:638

約数の個数: 32

約数和(自身を含む): 14137200

約数和(自身を除く): 6924670

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 509, 545, 1018, 1090, 1417, 2545, 2834, 5090, 6617, 7085, 13234, 14170, 33085, 55481, 66170, 110962, 277405, 554810, 721253, 1442506, 3606265, 7212530]

約数ペア:

[(1, 7212530), (2, 3606265), (5, 1442506), (10, 721253), (13, 554810), (26, 277405), (65, 110962), (109, 66170), (130, 55481), (218, 33085), (509, 14170), (545, 13234), (1018, 7085), (1090, 6617), (1417, 5090), (2545, 2834)]