128871816

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{75629}}^1$

素因数の和:75709

約数の個数: 32

約数和(自身を含む): 326721600

約数和(自身を除く): 197849784

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 213, 284, 426, 568, 852, 1704, 75629, 151258, 226887, 302516, 453774, 605032, 907548, 1815096, 5369659, 10739318, 16108977, 21478636, 32217954, 42957272, 64435908, 128871816]

約数ペア:

[(1, 128871816), (2, 64435908), (3, 42957272), (4, 32217954), (6, 21478636), (8, 16108977), (12, 10739318), (24, 5369659), (71, 1815096), (142, 907548), (213, 605032), (284, 453774), (426, 302516), (568, 226887), (852, 151258), (1704, 75629)]