7421265

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:226

約数の個数: 48

約数和(自身を含む): 13899600

約数和(自身を除く): 6478335

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 89, 109, 153, 255, 267, 327, 445, 545, 765, 801, 981, 1335, 1513, 1635, 1853, 4005, 4539, 4905, 5559, 7565, 9265, 9701, 13617, 16677, 22695, 27795, 29103, 48505, 68085, 83385, 87309, 145515, 164917, 436545, 494751, 824585, 1484253, 2473755, 7421265]

約数ペア:

[(1, 7421265), (3, 2473755), (5, 1484253), (9, 824585), (15, 494751), (17, 436545), (45, 164917), (51, 145515), (85, 87309), (89, 83385), (109, 68085), (153, 48505), (255, 29103), (267, 27795), (327, 22695), (445, 16677), (545, 13617), (765, 9701), (801, 9265), (981, 7565), (1335, 5559), (1513, 4905), (1635, 4539), (1853, 4005)]