1607724

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 72

約数和(自身を含む): 4481568

約数和(自身を除く): 2873844

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 37, 51, 68, 71, 74, 102, 111, 142, 148, 153, 204, 213, 222, 284, 306, 333, 426, 444, 612, 629, 639, 666, 852, 1207, 1258, 1278, 1332, 1887, 2414, 2516, 2556, 2627, 3621, 3774, 4828, 5254, 5661, 7242, 7548, 7881, 10508, 10863, 11322, 14484, 15762, 21726, 22644, 23643, 31524, 43452, 44659, 47286, 89318, 94572, 133977, 178636, 267954, 401931, 535908, 803862, 1607724]

約数ペア:

[(1, 1607724), (2, 803862), (3, 535908), (4, 401931), (6, 267954), (9, 178636), (12, 133977), (17, 94572), (18, 89318), (34, 47286), (36, 44659), (37, 43452), (51, 31524), (68, 23643), (71, 22644), (74, 21726), (102, 15762), (111, 14484), (142, 11322), (148, 10863), (153, 10508), (204, 7881), (213, 7548), (222, 7242), (284, 5661), (306, 5254), (333, 4828), (426, 3774), (444, 3621), (612, 2627), (629, 2556), (639, 2516), (666, 2414), (852, 1887), (1207, 1332), (1258, 1278)]