996989490

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{25943}}^1$

素因数の和:26024

約数の個数: 96

約数和(自身を含む): 3011164416

約数和(自身を除く): 2014174926

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 61, 63, 70, 90, 105, 122, 126, 183, 210, 305, 315, 366, 427, 549, 610, 630, 854, 915, 1098, 1281, 1830, 2135, 2562, 2745, 3843, 4270, 5490, 6405, 7686, 12810, 19215, 25943, 38430, 51886, 77829, 129715, 155658, 181601, 233487, 259430, 363202, 389145, 466974, 544803, 778290, 908005, 1089606, 1167435, 1582523, 1634409, 1816010, 2334870, 2724015, 3165046, 3268818, 4747569, 5448030, 7912615, 8172045, 9495138, 11077661, 14242707, 15825230, 16344090, 22155322, 23737845, 28485414, 33232983, 47475690, 55388305, 66465966, 71213535, 99698949, 110776610, 142427070, 166164915, 199397898, 332329830, 498494745, 996989490]

約数ペア:

[(1, 996989490), (2, 498494745), (3, 332329830), (5, 199397898), (6, 166164915), (7, 142427070), (9, 110776610), (10, 99698949), (14, 71213535), (15, 66465966), (18, 55388305), (21, 47475690), (30, 33232983), (35, 28485414), (42, 23737845), (45, 22155322), (61, 16344090), (63, 15825230), (70, 14242707), (90, 11077661), (105, 9495138), (122, 8172045), (126, 7912615), (183, 5448030), (210, 4747569), (305, 3268818), (315, 3165046), (366, 2724015), (427, 2334870), (549, 1816010), (610, 1634409), (630, 1582523), (854, 1167435), (915, 1089606), (1098, 908005), (1281, 778290), (1830, 544803), (2135, 466974), (2562, 389145), (2745, 363202), (3843, 259430), (4270, 233487), (5490, 181601), (6405, 155658), (7686, 129715), (12810, 77829), (19215, 51886), (25943, 38430)]