61778871

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{239}}^1\times {\mathrm{373}}^1$

素因数の和:636

約数の個数: 48

約数和(自身を含む): 112020480

約数和(自身を除く): 50241609

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 239, 373, 693, 717, 1119, 1673, 2151, 2611, 2629, 3357, 4103, 5019, 7833, 7887, 12309, 15057, 18403, 23499, 23661, 28721, 36927, 55209, 86163, 89147, 165627, 258489, 267441, 624029, 802323, 980617, 1872087, 2941851, 5616261, 6864319, 8825553, 20592957, 61778871]

約数ペア:

[(1, 61778871), (3, 20592957), (7, 8825553), (9, 6864319), (11, 5616261), (21, 2941851), (33, 1872087), (63, 980617), (77, 802323), (99, 624029), (231, 267441), (239, 258489), (373, 165627), (693, 89147), (717, 86163), (1119, 55209), (1673, 36927), (2151, 28721), (2611, 23661), (2629, 23499), (3357, 18403), (4103, 15057), (5019, 12309), (7833, 7887)]