128714082

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{641}}^1\times {\mathrm{683}}^1$

素因数の和:1343

約数の個数: 48

約数和(自身を含む): 300363552

約数和(自身を除く): 171649470

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 641, 683, 1282, 1366, 1923, 2049, 3846, 4098, 4487, 4781, 8974, 9562, 13461, 14343, 26922, 28686, 31409, 33467, 62818, 66934, 94227, 100401, 188454, 200802, 437803, 875606, 1313409, 2626818, 3064621, 6129242, 9193863, 18387726, 21452347, 42904694, 64357041, 128714082]

約数ペア:

[(1, 128714082), (2, 64357041), (3, 42904694), (6, 21452347), (7, 18387726), (14, 9193863), (21, 6129242), (42, 3064621), (49, 2626818), (98, 1313409), (147, 875606), (294, 437803), (641, 200802), (683, 188454), (1282, 100401), (1366, 94227), (1923, 66934), (2049, 62818), (3846, 33467), (4098, 31409), (4487, 28686), (4781, 26922), (8974, 14343), (9562, 13461)]