18642075

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:244

約数の個数: 48

約数和(自身を含む): 32783616

約数和(自身を除く): 14141541

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 101, 107, 115, 303, 321, 345, 505, 535, 575, 1515, 1605, 1725, 2323, 2461, 2525, 2675, 6969, 7383, 7575, 8025, 10807, 11615, 12305, 32421, 34845, 36915, 54035, 58075, 61525, 162105, 174225, 184575, 248561, 270175, 745683, 810525, 1242805, 3728415, 6214025, 18642075]

約数ペア:

[(1, 18642075), (3, 6214025), (5, 3728415), (15, 1242805), (23, 810525), (25, 745683), (69, 270175), (75, 248561), (101, 184575), (107, 174225), (115, 162105), (303, 61525), (321, 58075), (345, 54035), (505, 36915), (535, 34845), (575, 32421), (1515, 12305), (1605, 11615), (1725, 10807), (2323, 8025), (2461, 7575), (2525, 7383), (2675, 6969)]