123225

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{53}}^1$

素因数の和:97

約数の個数: 24

約数和(自身を含む): 214272

約数和(自身を除く): 91047

約数列:

[1, 3, 5, 15, 25, 31, 53, 75, 93, 155, 159, 265, 465, 775, 795, 1325, 1643, 2325, 3975, 4929, 8215, 24645, 41075, 123225]

約数ペア:

[(1, 123225), (3, 41075), (5, 24645), (15, 8215), (25, 4929), (31, 3975), (53, 2325), (75, 1643), (93, 1325), (155, 795), (159, 775), (265, 465)]