155555784

素因数分解:

$2^3\times 3^2\times {\mathrm{857}}^1\times {\mathrm{2521}}^1$

素因数の和:3390

約数の個数: 48

約数和(自身を含む): 421955820

約数和(自身を除く): 266400036

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 857, 1714, 2521, 2571, 3428, 5042, 5142, 6856, 7563, 7713, 10084, 10284, 15126, 15426, 20168, 20568, 22689, 30252, 30852, 45378, 60504, 61704, 90756, 181512, 2160497, 4320994, 6481491, 8641988, 12962982, 17283976, 19444473, 25925964, 38888946, 51851928, 77777892, 155555784]

約数ペア:

[(1, 155555784), (2, 77777892), (3, 51851928), (4, 38888946), (6, 25925964), (8, 19444473), (9, 17283976), (12, 12962982), (18, 8641988), (24, 6481491), (36, 4320994), (72, 2160497), (857, 181512), (1714, 90756), (2521, 61704), (2571, 60504), (3428, 45378), (5042, 30852), (5142, 30252), (6856, 22689), (7563, 20568), (7713, 20168), (10084, 15426), (10284, 15126)]