28018802

素因数分解:

$2^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{113}}^1\times {\mathrm{199}}^1$

素因数の和:410

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 21229198

約数列:

[1, 2, 7, 14, 89, 113, 178, 199, 226, 398, 623, 791, 1246, 1393, 1582, 2786, 10057, 17711, 20114, 22487, 35422, 44974, 70399, 123977, 140798, 157409, 247954, 314818, 2001343, 4002686, 14009401, 28018802]

約数ペア:

[(1, 28018802), (2, 14009401), (7, 4002686), (14, 2001343), (89, 314818), (113, 247954), (178, 157409), (199, 140798), (226, 123977), (398, 70399), (623, 44974), (791, 35422), (1246, 22487), (1393, 20114), (1582, 17711), (2786, 10057)]