128385126

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^2\times {\mathrm{97}}^1\times {\mathrm{139}}^1$

素因数の和:290

約数の個数: 72

約数和(自身を含む): 295899240

約数和(自身を除く): 167514114

約数列:

[1, 2, 3, 6, 9, 18, 23, 46, 69, 97, 138, 139, 194, 207, 278, 291, 414, 417, 529, 582, 834, 873, 1058, 1251, 1587, 1746, 2231, 2502, 3174, 3197, 4462, 4761, 6394, 6693, 9522, 9591, 13386, 13483, 19182, 20079, 26966, 28773, 40158, 40449, 51313, 57546, 73531, 80898, 102626, 121347, 147062, 153939, 220593, 242694, 307878, 310109, 441186, 461817, 620218, 661779, 923634, 930327, 1323558, 1860654, 2790981, 5581962, 7132507, 14265014, 21397521, 42795042, 64192563, 128385126]

約数ペア:

[(1, 128385126), (2, 64192563), (3, 42795042), (6, 21397521), (9, 14265014), (18, 7132507), (23, 5581962), (46, 2790981), (69, 1860654), (97, 1323558), (138, 930327), (139, 923634), (194, 661779), (207, 620218), (278, 461817), (291, 441186), (414, 310109), (417, 307878), (529, 242694), (582, 220593), (834, 153939), (873, 147062), (1058, 121347), (1251, 102626), (1587, 80898), (1746, 73531), (2231, 57546), (2502, 51313), (3174, 40449), (3197, 40158), (4462, 28773), (4761, 26966), (6394, 20079), (6693, 19182), (9522, 13483), (9591, 13386)]