215465990

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1267447}}^1$

素因数の和:1267471

約数の個数: 16

約数和(自身を含む): 410653152

約数和(自身を除く): 195187162

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 1267447, 2534894, 6337235, 12674470, 21546599, 43093198, 107732995, 215465990]

約数ペア:

[(1, 215465990), (2, 107732995), (5, 43093198), (10, 21546599), (17, 12674470), (34, 6337235), (85, 2534894), (170, 1267447)]