390209667841

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{401}}^1\times {\mathrm{61483}}^1$

素因数の和:61934

約数の個数: 48

約数和(自身を含む): 507183975360

約数和(自身を除く): 116974307519

約数列:

[1, 7, 17, 19, 49, 119, 133, 323, 401, 833, 931, 2261, 2807, 6817, 7619, 15827, 19649, 47719, 53333, 61483, 129523, 334033, 373331, 430381, 906661, 1045211, 1168177, 3012667, 6346627, 7316477, 8177239, 19859009, 24654683, 51215339, 57240673, 139013063, 172582781, 419129611, 468438977, 973091441, 1208079467, 2933907277, 3279072839, 7963462609, 20537350939, 22953509873, 55744238263, 390209667841]

約数ペア:

[(1, 390209667841), (7, 55744238263), (17, 22953509873), (19, 20537350939), (49, 7963462609), (119, 3279072839), (133, 2933907277), (323, 1208079467), (401, 973091441), (833, 468438977), (931, 419129611), (2261, 172582781), (2807, 139013063), (6817, 57240673), (7619, 51215339), (15827, 24654683), (19649, 19859009), (47719, 8177239), (53333, 7316477), (61483, 6346627), (129523, 3012667), (334033, 1168177), (373331, 1045211), (430381, 906661)]