81445668

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{1097}}^1$

素因数の和:1396

約数の個数: 48

約数和(自身を含む): 199221120

約数和(自身を除く): 117775452

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 269, 276, 538, 807, 1076, 1097, 1614, 2194, 3228, 3291, 4388, 6187, 6582, 12374, 13164, 18561, 24748, 25231, 37122, 50462, 74244, 75693, 100924, 151386, 295093, 302772, 590186, 885279, 1180372, 1770558, 3541116, 6787139, 13574278, 20361417, 27148556, 40722834, 81445668]

約数ペア:

[(1, 81445668), (2, 40722834), (3, 27148556), (4, 20361417), (6, 13574278), (12, 6787139), (23, 3541116), (46, 1770558), (69, 1180372), (92, 885279), (138, 590186), (269, 302772), (276, 295093), (538, 151386), (807, 100924), (1076, 75693), (1097, 74244), (1614, 50462), (2194, 37122), (3228, 25231), (3291, 24748), (4388, 18561), (6187, 13164), (6582, 12374)]