7941375

素因数分解:

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

素因数の和:218

約数の個数: 64

約数和(自身を含む): 15899520

約数和(自身を除く): 7958145

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 125, 135, 181, 195, 225, 325, 351, 375, 543, 585, 675, 905, 975, 1125, 1625, 1629, 1755, 2353, 2715, 2925, 3375, 4525, 4875, 4887, 7059, 8145, 8775, 11765, 13575, 14625, 21177, 22625, 24435, 35295, 40725, 43875, 58825, 63531, 67875, 105885, 122175, 176475, 203625, 294125, 317655, 529425, 610875, 882375, 1588275, 2647125, 7941375]

約数ペア:

[(1, 7941375), (3, 2647125), (5, 1588275), (9, 882375), (13, 610875), (15, 529425), (25, 317655), (27, 294125), (39, 203625), (45, 176475), (65, 122175), (75, 105885), (117, 67875), (125, 63531), (135, 58825), (181, 43875), (195, 40725), (225, 35295), (325, 24435), (351, 22625), (375, 21177), (543, 14625), (585, 13575), (675, 11765), (905, 8775), (975, 8145), (1125, 7059), (1625, 4887), (1629, 4875), (1755, 4525), (2353, 3375), (2715, 2925)]