139868386

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{3529}}^1$

素因数の和:3706

約数の個数: 32

約数和(自身を含む): 254160000

約数和(自身を除く): 114291614

約数列:

[1, 2, 7, 14, 19, 38, 133, 149, 266, 298, 1043, 2086, 2831, 3529, 5662, 7058, 19817, 24703, 39634, 49406, 67051, 134102, 469357, 525821, 938714, 1051642, 3680747, 7361494, 9990599, 19981198, 69934193, 139868386]

約数ペア:

[(1, 139868386), (2, 69934193), (7, 19981198), (14, 9990599), (19, 7361494), (38, 3680747), (133, 1051642), (149, 938714), (266, 525821), (298, 469357), (1043, 134102), (2086, 67051), (2831, 49406), (3529, 39634), (5662, 24703), (7058, 19817)]