15681078

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{773}}^1$

素因数の和:818

約数の個数: 72

約数和(自身を含む): 41294448

約数和(自身を除く): 25613370

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 49, 63, 69, 98, 126, 138, 147, 161, 207, 294, 322, 414, 441, 483, 773, 882, 966, 1127, 1449, 1546, 2254, 2319, 2898, 3381, 4638, 5411, 6762, 6957, 10143, 10822, 13914, 16233, 17779, 20286, 32466, 35558, 37877, 48699, 53337, 75754, 97398, 106674, 113631, 124453, 160011, 227262, 248906, 320022, 340893, 373359, 681786, 746718, 871171, 1120077, 1742342, 2240154, 2613513, 5227026, 7840539, 15681078]

約数ペア:

[(1, 15681078), (2, 7840539), (3, 5227026), (6, 2613513), (7, 2240154), (9, 1742342), (14, 1120077), (18, 871171), (21, 746718), (23, 681786), (42, 373359), (46, 340893), (49, 320022), (63, 248906), (69, 227262), (98, 160011), (126, 124453), (138, 113631), (147, 106674), (161, 97398), (207, 75754), (294, 53337), (322, 48699), (414, 37877), (441, 35558), (483, 32466), (773, 20286), (882, 17779), (966, 16233), (1127, 13914), (1449, 10822), (1546, 10143), (2254, 6957), (2319, 6762), (2898, 5411), (3381, 4638)]