2647125

素因数分解:

$3^2\times 5^3\times {\mathrm{13}}^1\times {\mathrm{181}}^1$

素因数の和:215

約数の個数: 48

約数和(自身を含む): 5167344

約数和(自身を除く): 2520219

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 125, 181, 195, 225, 325, 375, 543, 585, 905, 975, 1125, 1625, 1629, 2353, 2715, 2925, 4525, 4875, 7059, 8145, 11765, 13575, 14625, 21177, 22625, 35295, 40725, 58825, 67875, 105885, 176475, 203625, 294125, 529425, 882375, 2647125]

約数ペア:

[(1, 2647125), (3, 882375), (5, 529425), (9, 294125), (13, 203625), (15, 176475), (25, 105885), (39, 67875), (45, 58825), (65, 40725), (75, 35295), (117, 22625), (125, 21177), (181, 14625), (195, 13575), (225, 11765), (325, 8145), (375, 7059), (543, 4875), (585, 4525), (905, 2925), (975, 2715), (1125, 2353), (1625, 1629)]