85806609

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{251}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 133668864

約数和(自身を除く): 47862255

約数列:

[1, 3, 7, 21, 73, 219, 223, 251, 511, 669, 753, 1533, 1561, 1757, 4683, 5271, 16279, 18323, 48837, 54969, 55973, 113953, 128261, 167919, 341859, 384783, 391811, 1175433, 4086029, 12258087, 28602203, 85806609]

約数ペア:

[(1, 85806609), (3, 28602203), (7, 12258087), (21, 4086029), (73, 1175433), (219, 391811), (223, 384783), (251, 341859), (511, 167919), (669, 128261), (753, 113953), (1533, 55973), (1561, 54969), (1757, 48837), (4683, 18323), (5271, 16279)]