90139086

素因数分解:

$2^1\times 3^2\times {\mathrm{73}}^1\times {\mathrm{181}}^1\times {\mathrm{379}}^1$

素因数の和:641

約数の個数: 48

約数和(自身を含む): 199595760

約数和(自身を除く): 109456674

約数列:

[1, 2, 3, 6, 9, 18, 73, 146, 181, 219, 362, 379, 438, 543, 657, 758, 1086, 1137, 1314, 1629, 2274, 3258, 3411, 6822, 13213, 26426, 27667, 39639, 55334, 68599, 79278, 83001, 118917, 137198, 166002, 205797, 237834, 249003, 411594, 498006, 617391, 1234782, 5007727, 10015454, 15023181, 30046362, 45069543, 90139086]

約数ペア:

[(1, 90139086), (2, 45069543), (3, 30046362), (6, 15023181), (9, 10015454), (18, 5007727), (73, 1234782), (146, 617391), (181, 498006), (219, 411594), (362, 249003), (379, 237834), (438, 205797), (543, 166002), (657, 137198), (758, 118917), (1086, 83001), (1137, 79278), (1314, 68599), (1629, 55334), (2274, 39639), (3258, 27667), (3411, 26426), (6822, 13213)]