28589724

素因数分解:

$2^2\times 3^2\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 75286848

約数和(自身を除く): 46697124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 47, 61, 94, 122, 141, 183, 188, 244, 277, 282, 366, 423, 549, 554, 564, 732, 831, 846, 1098, 1108, 1662, 1692, 2196, 2493, 2867, 3324, 4986, 5734, 8601, 9972, 11468, 13019, 16897, 17202, 25803, 26038, 33794, 34404, 39057, 50691, 51606, 52076, 67588, 78114, 101382, 103212, 117171, 152073, 156228, 202764, 234342, 304146, 468684, 608292, 794159, 1588318, 2382477, 3176636, 4764954, 7147431, 9529908, 14294862, 28589724]

約数ペア:

[(1, 28589724), (2, 14294862), (3, 9529908), (4, 7147431), (6, 4764954), (9, 3176636), (12, 2382477), (18, 1588318), (36, 794159), (47, 608292), (61, 468684), (94, 304146), (122, 234342), (141, 202764), (183, 156228), (188, 152073), (244, 117171), (277, 103212), (282, 101382), (366, 78114), (423, 67588), (549, 52076), (554, 51606), (564, 50691), (732, 39057), (831, 34404), (846, 33794), (1098, 26038), (1108, 25803), (1662, 17202), (1692, 16897), (2196, 13019), (2493, 11468), (2867, 9972), (3324, 8601), (4986, 5734)]