71299197

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{239}}^1$

素因数の和:407

約数の個数: 40

約数和(自身を含む): 111513600

約数和(自身を除く): 40214403

約数列:

[1, 3, 9, 27, 29, 81, 87, 127, 239, 261, 381, 717, 783, 1143, 2151, 2349, 3429, 3683, 6453, 6931, 10287, 11049, 19359, 20793, 30353, 33147, 62379, 91059, 99441, 187137, 273177, 298323, 561411, 819531, 880237, 2458593, 2640711, 7922133, 23766399, 71299197]

約数ペア:

[(1, 71299197), (3, 23766399), (9, 7922133), (27, 2640711), (29, 2458593), (81, 880237), (87, 819531), (127, 561411), (239, 298323), (261, 273177), (381, 187137), (717, 99441), (783, 91059), (1143, 62379), (2151, 33147), (2349, 30353), (3429, 20793), (3683, 19359), (6453, 11049), (6931, 10287)]