15188625

素因数分解:

$3^2\times 5^3\times {\mathrm{23}}^1\times {\mathrm{587}}^1$

素因数の和:631

約数の個数: 48

約数和(自身を含む): 28619136

約数和(自身を除く): 13430511

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 125, 207, 225, 345, 375, 575, 587, 1035, 1125, 1725, 1761, 2875, 2935, 5175, 5283, 8625, 8805, 13501, 14675, 25875, 26415, 40503, 44025, 67505, 73375, 121509, 132075, 202515, 220125, 337525, 607545, 660375, 1012575, 1687625, 3037725, 5062875, 15188625]

約数ペア:

[(1, 15188625), (3, 5062875), (5, 3037725), (9, 1687625), (15, 1012575), (23, 660375), (25, 607545), (45, 337525), (69, 220125), (75, 202515), (115, 132075), (125, 121509), (207, 73375), (225, 67505), (345, 44025), (375, 40503), (575, 26415), (587, 25875), (1035, 14675), (1125, 13501), (1725, 8805), (1761, 8625), (2875, 5283), (2935, 5175)]