7977291270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{20454593}}^1$

素因数の和:20454616

約数の個数: 32

約数和(自身を含む): 20618230752

約数和(自身を除く): 12640939482

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 20454593, 40909186, 61363779, 102272965, 122727558, 204545930, 265909709, 306818895, 531819418, 613637790, 797729127, 1329548545, 1595458254, 2659097090, 3988645635, 7977291270]

約数ペア:

[(1, 7977291270), (2, 3988645635), (3, 2659097090), (5, 1595458254), (6, 1329548545), (10, 797729127), (13, 613637790), (15, 531819418), (26, 306818895), (30, 265909709), (39, 204545930), (65, 122727558), (78, 102272965), (130, 61363779), (195, 40909186), (390, 20454593)]