989800488

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{10313}}^1$

素因数の和:10399

約数の個数: 96

約数和(自身を含む): 2831811840

約数和(自身を除く): 1842011352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 43, 62, 72, 86, 93, 124, 129, 172, 186, 248, 258, 279, 344, 372, 387, 516, 558, 744, 774, 1032, 1116, 1333, 1548, 2232, 2666, 3096, 3999, 5332, 7998, 10313, 10664, 11997, 15996, 20626, 23994, 30939, 31992, 41252, 47988, 61878, 82504, 92817, 95976, 123756, 185634, 247512, 319703, 371268, 443459, 639406, 742536, 886918, 959109, 1278812, 1330377, 1773836, 1918218, 2557624, 2660754, 2877327, 3547672, 3836436, 3991131, 5321508, 5754654, 7672872, 7982262, 10643016, 11509308, 13747229, 15964524, 23018616, 27494458, 31929048, 41241687, 54988916, 82483374, 109977832, 123725061, 164966748, 247450122, 329933496, 494900244, 989800488]

約数ペア:

[(1, 989800488), (2, 494900244), (3, 329933496), (4, 247450122), (6, 164966748), (8, 123725061), (9, 109977832), (12, 82483374), (18, 54988916), (24, 41241687), (31, 31929048), (36, 27494458), (43, 23018616), (62, 15964524), (72, 13747229), (86, 11509308), (93, 10643016), (124, 7982262), (129, 7672872), (172, 5754654), (186, 5321508), (248, 3991131), (258, 3836436), (279, 3547672), (344, 2877327), (372, 2660754), (387, 2557624), (516, 1918218), (558, 1773836), (744, 1330377), (774, 1278812), (1032, 959109), (1116, 886918), (1333, 742536), (1548, 639406), (2232, 443459), (2666, 371268), (3096, 319703), (3999, 247512), (5332, 185634), (7998, 123756), (10313, 95976), (10664, 92817), (11997, 82504), (15996, 61878), (20626, 47988), (23994, 41252), (30939, 31992)]