331369311

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{2939}}^1$

素因数の和:3028

約数の個数: 48

約数和(自身を含む): 563068800

約数和(自身を除く): 231699489

約数列:

[1, 3, 7, 13, 21, 39, 49, 59, 91, 147, 177, 273, 413, 637, 767, 1239, 1911, 2301, 2891, 2939, 5369, 8673, 8817, 16107, 20573, 37583, 38207, 61719, 112749, 114621, 144011, 173401, 267449, 432033, 520203, 802347, 1213807, 1872143, 2254213, 3641421, 5616429, 6762639, 8496649, 15779491, 25489947, 47338473, 110456437, 331369311]

約数ペア:

[(1, 331369311), (3, 110456437), (7, 47338473), (13, 25489947), (21, 15779491), (39, 8496649), (49, 6762639), (59, 5616429), (91, 3641421), (147, 2254213), (177, 1872143), (273, 1213807), (413, 802347), (637, 520203), (767, 432033), (1239, 267449), (1911, 173401), (2301, 144011), (2891, 114621), (2939, 112749), (5369, 61719), (8673, 38207), (8817, 37583), (16107, 20573)]