31372705

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{191}}^1$

素因数の和:254

約数の個数: 48

約数和(自身を含む): 49158144

約数和(自身を除く): 17785439

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 191, 247, 361, 455, 665, 955, 1235, 1337, 1729, 1805, 2483, 2527, 3629, 4693, 6685, 8645, 12415, 12635, 17381, 18145, 23465, 25403, 32851, 47177, 68951, 86905, 127015, 164255, 235885, 330239, 344755, 482657, 896363, 1651195, 2413285, 4481815, 6274541, 31372705]

約数ペア:

[(1, 31372705), (5, 6274541), (7, 4481815), (13, 2413285), (19, 1651195), (35, 896363), (65, 482657), (91, 344755), (95, 330239), (133, 235885), (191, 164255), (247, 127015), (361, 86905), (455, 68951), (665, 47177), (955, 32851), (1235, 25403), (1337, 23465), (1729, 18145), (1805, 17381), (2483, 12635), (2527, 12415), (3629, 8645), (4693, 6685)]