17755425

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:159

約数の個数: 72

約数和(自身を含む): 34354944

約数和(自身を除く): 16599519

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 47, 69, 73, 75, 115, 141, 207, 219, 225, 235, 345, 365, 423, 575, 657, 705, 1035, 1081, 1095, 1175, 1679, 1725, 1825, 2115, 3243, 3285, 3431, 3525, 5037, 5175, 5405, 5475, 8395, 9729, 10293, 10575, 15111, 16215, 16425, 17155, 25185, 27025, 30879, 41975, 48645, 51465, 75555, 78913, 81075, 85775, 125925, 154395, 236739, 243225, 257325, 377775, 394565, 710217, 771975, 1183695, 1972825, 3551085, 5918475, 17755425]

約数ペア:

[(1, 17755425), (3, 5918475), (5, 3551085), (9, 1972825), (15, 1183695), (23, 771975), (25, 710217), (45, 394565), (47, 377775), (69, 257325), (73, 243225), (75, 236739), (115, 154395), (141, 125925), (207, 85775), (219, 81075), (225, 78913), (235, 75555), (345, 51465), (365, 48645), (423, 41975), (575, 30879), (657, 27025), (705, 25185), (1035, 17155), (1081, 16425), (1095, 16215), (1175, 15111), (1679, 10575), (1725, 10293), (1825, 9729), (2115, 8395), (3243, 5475), (3285, 5405), (3431, 5175), (3525, 5037)]