28084875

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{823}}^1$

素因数の和:861

約数の個数: 64

約数和(自身を含む): 57587712

約数和(自身を除く): 29502837

約数列:

[1, 3, 5, 7, 13, 15, 21, 25, 35, 39, 65, 75, 91, 105, 125, 175, 195, 273, 325, 375, 455, 525, 823, 875, 975, 1365, 1625, 2275, 2469, 2625, 4115, 4875, 5761, 6825, 10699, 11375, 12345, 17283, 20575, 28805, 32097, 34125, 53495, 61725, 74893, 86415, 102875, 144025, 160485, 224679, 267475, 308625, 374465, 432075, 720125, 802425, 1123395, 1337375, 1872325, 2160375, 4012125, 5616975, 9361625, 28084875]

約数ペア:

[(1, 28084875), (3, 9361625), (5, 5616975), (7, 4012125), (13, 2160375), (15, 1872325), (21, 1337375), (25, 1123395), (35, 802425), (39, 720125), (65, 432075), (75, 374465), (91, 308625), (105, 267475), (125, 224679), (175, 160485), (195, 144025), (273, 102875), (325, 86415), (375, 74893), (455, 61725), (525, 53495), (823, 34125), (875, 32097), (975, 28805), (1365, 20575), (1625, 17283), (2275, 12345), (2469, 11375), (2625, 10699), (4115, 6825), (4875, 5761)]