71358285

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{317}}^1\times {\mathrm{349}}^1$

素因数の和:717

約数の個数: 32

約数和(自身を含む): 117532800

約数和(自身を除く): 46174515

約数列:

[1, 3, 5, 15, 43, 129, 215, 317, 349, 645, 951, 1047, 1585, 1745, 4755, 5235, 13631, 15007, 40893, 45021, 68155, 75035, 110633, 204465, 225105, 331899, 553165, 1659495, 4757219, 14271657, 23786095, 71358285]

約数ペア:

[(1, 71358285), (3, 23786095), (5, 14271657), (15, 4757219), (43, 1659495), (129, 553165), (215, 331899), (317, 225105), (349, 204465), (645, 110633), (951, 75035), (1047, 68155), (1585, 45021), (1745, 40893), (4755, 15007), (5235, 13631)]