638280708

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1\times {\mathrm{1051}}^1$

素因数の和:1317

約数の個数: 96

約数和(自身を含む): 1707269760

約数和(自身を除く): 1068989052

約数列:

[1, 2, 3, 4, 6, 12, 13, 17, 26, 34, 39, 51, 52, 68, 78, 102, 156, 204, 221, 229, 442, 458, 663, 687, 884, 916, 1051, 1326, 1374, 2102, 2652, 2748, 2977, 3153, 3893, 4204, 5954, 6306, 7786, 8931, 11679, 11908, 12612, 13663, 15572, 17862, 17867, 23358, 27326, 35724, 35734, 40989, 46716, 50609, 53601, 54652, 71468, 81978, 101218, 107202, 151827, 163956, 202436, 214404, 232271, 240679, 303654, 464542, 481358, 607308, 696813, 722037, 929084, 962716, 1393626, 1444074, 2787252, 2888148, 3128827, 4091543, 6257654, 8183086, 9386481, 12274629, 12515308, 16366172, 18772962, 24549258, 37545924, 49098516, 53190059, 106380118, 159570177, 212760236, 319140354, 638280708]

約数ペア:

[(1, 638280708), (2, 319140354), (3, 212760236), (4, 159570177), (6, 106380118), (12, 53190059), (13, 49098516), (17, 37545924), (26, 24549258), (34, 18772962), (39, 16366172), (51, 12515308), (52, 12274629), (68, 9386481), (78, 8183086), (102, 6257654), (156, 4091543), (204, 3128827), (221, 2888148), (229, 2787252), (442, 1444074), (458, 1393626), (663, 962716), (687, 929084), (884, 722037), (916, 696813), (1051, 607308), (1326, 481358), (1374, 464542), (2102, 303654), (2652, 240679), (2748, 232271), (2977, 214404), (3153, 202436), (3893, 163956), (4204, 151827), (5954, 107202), (6306, 101218), (7786, 81978), (8931, 71468), (11679, 54652), (11908, 53601), (12612, 50609), (13663, 46716), (15572, 40989), (17862, 35734), (17867, 35724), (23358, 27326)]