15981966

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:926

約数の個数: 96

約数和(自身を含む): 46545408

約数和(自身を除く): 30563442

約数列:

[1, 2, 3, 6, 7, 9, 11, 13, 14, 18, 21, 22, 26, 33, 39, 42, 63, 66, 77, 78, 91, 99, 117, 126, 143, 154, 182, 198, 231, 234, 273, 286, 429, 462, 546, 693, 819, 858, 887, 1001, 1287, 1386, 1638, 1774, 2002, 2574, 2661, 3003, 5322, 6006, 6209, 7983, 9009, 9757, 11531, 12418, 15966, 18018, 18627, 19514, 23062, 29271, 34593, 37254, 55881, 58542, 68299, 69186, 80717, 87813, 103779, 111762, 126841, 136598, 161434, 175626, 204897, 207558, 242151, 253682, 380523, 409794, 484302, 614691, 726453, 761046, 887887, 1141569, 1229382, 1452906, 1775774, 2283138, 2663661, 5327322, 7990983, 15981966]

約数ペア:

[(1, 15981966), (2, 7990983), (3, 5327322), (6, 2663661), (7, 2283138), (9, 1775774), (11, 1452906), (13, 1229382), (14, 1141569), (18, 887887), (21, 761046), (22, 726453), (26, 614691), (33, 484302), (39, 409794), (42, 380523), (63, 253682), (66, 242151), (77, 207558), (78, 204897), (91, 175626), (99, 161434), (117, 136598), (126, 126841), (143, 111762), (154, 103779), (182, 87813), (198, 80717), (231, 69186), (234, 68299), (273, 58542), (286, 55881), (429, 37254), (462, 34593), (546, 29271), (693, 23062), (819, 19514), (858, 18627), (887, 18018), (1001, 15966), (1287, 12418), (1386, 11531), (1638, 9757), (1774, 9009), (2002, 7983), (2574, 6209), (2661, 6006), (3003, 5322)]