28694190

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{1277}}^1$

素因数の和:1401

約数の個数: 64

約数和(自身を含む): 79501824

約数和(自身を除く): 50807634

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 107, 210, 214, 321, 535, 642, 749, 1070, 1277, 1498, 1605, 2247, 2554, 3210, 3745, 3831, 4494, 6385, 7490, 7662, 8939, 11235, 12770, 17878, 19155, 22470, 26817, 38310, 44695, 53634, 89390, 134085, 136639, 268170, 273278, 409917, 683195, 819834, 956473, 1366390, 1912946, 2049585, 2869419, 4099170, 4782365, 5738838, 9564730, 14347095, 28694190]

約数ペア:

[(1, 28694190), (2, 14347095), (3, 9564730), (5, 5738838), (6, 4782365), (7, 4099170), (10, 2869419), (14, 2049585), (15, 1912946), (21, 1366390), (30, 956473), (35, 819834), (42, 683195), (70, 409917), (105, 273278), (107, 268170), (210, 136639), (214, 134085), (321, 89390), (535, 53634), (642, 44695), (749, 38310), (1070, 26817), (1277, 22470), (1498, 19155), (1605, 17878), (2247, 12770), (2554, 11235), (3210, 8939), (3745, 7662), (3831, 7490), (4494, 6385)]