28364856

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{397}}^1$

素因数の和:648

約数の個数: 64

約数和(自身を含む): 76893600

約数和(自身を除く): 48528744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 229, 312, 397, 458, 687, 794, 916, 1191, 1374, 1588, 1832, 2382, 2748, 2977, 3176, 4764, 5161, 5496, 5954, 8931, 9528, 10322, 11908, 15483, 17862, 20644, 23816, 30966, 35724, 41288, 61932, 71448, 90913, 123864, 181826, 272739, 363652, 545478, 727304, 1090956, 1181869, 2181912, 2363738, 3545607, 4727476, 7091214, 9454952, 14182428, 28364856]

約数ペア:

[(1, 28364856), (2, 14182428), (3, 9454952), (4, 7091214), (6, 4727476), (8, 3545607), (12, 2363738), (13, 2181912), (24, 1181869), (26, 1090956), (39, 727304), (52, 545478), (78, 363652), (104, 272739), (156, 181826), (229, 123864), (312, 90913), (397, 71448), (458, 61932), (687, 41288), (794, 35724), (916, 30966), (1191, 23816), (1374, 20644), (1588, 17862), (1832, 15483), (2382, 11908), (2748, 10322), (2977, 9528), (3176, 8931), (4764, 5954), (5161, 5496)]