23137875

素因数分解:

$3^2\times 5^3\times {\mathrm{131}}^1\times {\mathrm{157}}^1$

素因数の和:309

約数の個数: 48

約数和(自身を含む): 42295968

約数和(自身を除く): 19158093

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 131, 157, 225, 375, 393, 471, 655, 785, 1125, 1179, 1413, 1965, 2355, 3275, 3925, 5895, 7065, 9825, 11775, 16375, 19625, 20567, 29475, 35325, 49125, 58875, 61701, 102835, 147375, 176625, 185103, 308505, 514175, 925515, 1542525, 2570875, 4627575, 7712625, 23137875]

約数ペア:

[(1, 23137875), (3, 7712625), (5, 4627575), (9, 2570875), (15, 1542525), (25, 925515), (45, 514175), (75, 308505), (125, 185103), (131, 176625), (157, 147375), (225, 102835), (375, 61701), (393, 58875), (471, 49125), (655, 35325), (785, 29475), (1125, 20567), (1179, 19625), (1413, 16375), (1965, 11775), (2355, 9825), (3275, 7065), (3925, 5895)]