247482828

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^2\times {\mathrm{137}}^1\times {\mathrm{139}}^1$

素因数の和:324

約数の個数: 108

約数和(自身を含む): 669843720

約数和(自身を除く): 422360892

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 137, 139, 171, 228, 274, 278, 342, 361, 411, 417, 548, 556, 684, 722, 822, 834, 1083, 1233, 1251, 1444, 1644, 1668, 2166, 2466, 2502, 2603, 2641, 3249, 4332, 4932, 5004, 5206, 5282, 6498, 7809, 7923, 10412, 10564, 12996, 15618, 15846, 19043, 23427, 23769, 31236, 31692, 38086, 46854, 47538, 49457, 50179, 57129, 76172, 93708, 95076, 98914, 100358, 114258, 148371, 150537, 171387, 197828, 200716, 228516, 296742, 301074, 342774, 361817, 445113, 451611, 593484, 602148, 685548, 723634, 890226, 903222, 1085451, 1447268, 1780452, 1806444, 2170902, 3256353, 4341804, 6512706, 6874523, 13025412, 13749046, 20623569, 27498092, 41247138, 61870707, 82494276, 123741414, 247482828]

約数ペア:

[(1, 247482828), (2, 123741414), (3, 82494276), (4, 61870707), (6, 41247138), (9, 27498092), (12, 20623569), (18, 13749046), (19, 13025412), (36, 6874523), (38, 6512706), (57, 4341804), (76, 3256353), (114, 2170902), (137, 1806444), (139, 1780452), (171, 1447268), (228, 1085451), (274, 903222), (278, 890226), (342, 723634), (361, 685548), (411, 602148), (417, 593484), (548, 451611), (556, 445113), (684, 361817), (722, 342774), (822, 301074), (834, 296742), (1083, 228516), (1233, 200716), (1251, 197828), (1444, 171387), (1644, 150537), (1668, 148371), (2166, 114258), (2466, 100358), (2502, 98914), (2603, 95076), (2641, 93708), (3249, 76172), (4332, 57129), (4932, 50179), (5004, 49457), (5206, 47538), (5282, 46854), (6498, 38086), (7809, 31692), (7923, 31236), (10412, 23769), (10564, 23427), (12996, 19043), (15618, 15846)]