256542138

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{36451}}^1$

素因数の和:36499

約数の個数: 48

約数和(自身を含む): 614143296

約数和(自身を除く): 357601158

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 46, 51, 69, 102, 138, 153, 207, 306, 391, 414, 782, 1173, 2346, 3519, 7038, 36451, 72902, 109353, 218706, 328059, 619667, 656118, 838373, 1239334, 1676746, 1859001, 2515119, 3718002, 5030238, 5577003, 7545357, 11154006, 14252341, 15090714, 28504682, 42757023, 85514046, 128271069, 256542138]

約数ペア:

[(1, 256542138), (2, 128271069), (3, 85514046), (6, 42757023), (9, 28504682), (17, 15090714), (18, 14252341), (23, 11154006), (34, 7545357), (46, 5577003), (51, 5030238), (69, 3718002), (102, 2515119), (138, 1859001), (153, 1676746), (207, 1239334), (306, 838373), (391, 656118), (414, 619667), (782, 328059), (1173, 218706), (2346, 109353), (3519, 72902), (7038, 36451)]