72171308

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{6863}}^1$

素因数の和:7117

約数の個数: 24

約数和(自身を含む): 138378240

約数和(自身を除く): 66206932

約数列:

[1, 2, 4, 11, 22, 44, 239, 478, 956, 2629, 5258, 6863, 10516, 13726, 27452, 75493, 150986, 301972, 1640257, 3280514, 6561028, 18042827, 36085654, 72171308]

約数ペア:

[(1, 72171308), (2, 36085654), (4, 18042827), (11, 6561028), (22, 3280514), (44, 1640257), (239, 301972), (478, 150986), (956, 75493), (2629, 27452), (5258, 13726), (6863, 10516)]