68877645

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 112569600

約数和(自身を除く): 43691955

約数列:

[1, 3, 5, 15, 103, 109, 309, 327, 409, 515, 545, 1227, 1545, 1635, 2045, 6135, 11227, 33681, 42127, 44581, 56135, 126381, 133743, 168405, 210635, 222905, 631905, 668715, 4591843, 13775529, 22959215, 68877645]

約数ペア:

[(1, 68877645), (3, 22959215), (5, 13775529), (15, 4591843), (103, 668715), (109, 631905), (309, 222905), (327, 210635), (409, 168405), (515, 133743), (545, 126381), (1227, 56135), (1545, 44581), (1635, 42127), (2045, 33681), (6135, 11227)]