12739125

素因数分解:

$3^1\times 5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{211}}^1$

素因数の和:259

約数の個数: 64

約数和(自身を含む): 25399296

約数和(自身を除く): 12660171

約数列:

[1, 3, 5, 7, 15, 21, 23, 25, 35, 69, 75, 105, 115, 125, 161, 175, 211, 345, 375, 483, 525, 575, 633, 805, 875, 1055, 1477, 1725, 2415, 2625, 2875, 3165, 4025, 4431, 4853, 5275, 7385, 8625, 12075, 14559, 15825, 20125, 22155, 24265, 26375, 33971, 36925, 60375, 72795, 79125, 101913, 110775, 121325, 169855, 184625, 363975, 509565, 553875, 606625, 849275, 1819875, 2547825, 4246375, 12739125]

約数ペア:

[(1, 12739125), (3, 4246375), (5, 2547825), (7, 1819875), (15, 849275), (21, 606625), (23, 553875), (25, 509565), (35, 363975), (69, 184625), (75, 169855), (105, 121325), (115, 110775), (125, 101913), (161, 79125), (175, 72795), (211, 60375), (345, 36925), (375, 33971), (483, 26375), (525, 24265), (575, 22155), (633, 20125), (805, 15825), (875, 14559), (1055, 12075), (1477, 8625), (1725, 7385), (2415, 5275), (2625, 4853), (2875, 4431), (3165, 4025)]