12795975

素因数分解:

$3^4\times 5^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 60

約数和(自身を含む): 24306480

約数和(自身を除く): 11510505

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 71, 75, 81, 89, 135, 213, 225, 267, 355, 405, 445, 639, 675, 801, 1065, 1335, 1775, 1917, 2025, 2225, 2403, 3195, 4005, 5325, 5751, 6319, 6675, 7209, 9585, 12015, 15975, 18957, 20025, 28755, 31595, 36045, 47925, 56871, 60075, 94785, 143775, 157975, 170613, 180225, 284355, 473925, 511839, 853065, 1421775, 2559195, 4265325, 12795975]

約数ペア:

[(1, 12795975), (3, 4265325), (5, 2559195), (9, 1421775), (15, 853065), (25, 511839), (27, 473925), (45, 284355), (71, 180225), (75, 170613), (81, 157975), (89, 143775), (135, 94785), (213, 60075), (225, 56871), (267, 47925), (355, 36045), (405, 31595), (445, 28755), (639, 20025), (675, 18957), (801, 15975), (1065, 12015), (1335, 9585), (1775, 7209), (1917, 6675), (2025, 6319), (2225, 5751), (2403, 5325), (3195, 4005)]