127994672

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{563}}^1\times {\mathrm{1093}}^1$

素因数の和:1677

約数の個数: 40

約数和(自身を含む): 267784944

約数和(自身を除く): 139790272

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 563, 1093, 1126, 2186, 2252, 4372, 4504, 7319, 8744, 9008, 14209, 14638, 17488, 28418, 29276, 56836, 58552, 113672, 117104, 227344, 615359, 1230718, 2461436, 4922872, 7999667, 9845744, 15999334, 31998668, 63997336, 127994672]

約数ペア:

[(1, 127994672), (2, 63997336), (4, 31998668), (8, 15999334), (13, 9845744), (16, 7999667), (26, 4922872), (52, 2461436), (104, 1230718), (208, 615359), (563, 227344), (1093, 117104), (1126, 113672), (2186, 58552), (2252, 56836), (4372, 29276), (4504, 28418), (7319, 17488), (8744, 14638), (9008, 14209)]