72985981

素因数分解:

${\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{139}}^1\times {\mathrm{461}}^1$

素因数の和:684

約数の個数: 16

約数和(自身を含む): 79168320

約数和(自身を除く): 6182339

約数列:

[1, 17, 67, 139, 461, 1139, 2363, 7837, 9313, 30887, 64079, 158321, 525079, 1089343, 4293293, 72985981]

約数ペア:

[(1, 72985981), (17, 4293293), (67, 1089343), (139, 525079), (461, 158321), (1139, 64079), (2363, 30887), (7837, 9313)]