15781542

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2$

素因数の和:114

約数の個数: 96

約数和(自身を含む): 41181696

約数和(自身を除く): 25400154

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 23, 31, 34, 42, 46, 51, 62, 69, 93, 102, 119, 138, 161, 186, 217, 238, 322, 357, 391, 434, 483, 527, 651, 713, 714, 782, 961, 966, 1054, 1173, 1302, 1426, 1581, 1922, 2139, 2346, 2737, 2883, 3162, 3689, 4278, 4991, 5474, 5766, 6727, 7378, 8211, 9982, 11067, 12121, 13454, 14973, 16337, 16422, 20181, 22103, 22134, 24242, 29946, 32674, 36363, 40362, 44206, 49011, 66309, 72726, 84847, 98022, 114359, 132618, 154721, 169694, 228718, 254541, 309442, 343077, 375751, 464163, 509082, 686154, 751502, 928326, 1127253, 2254506, 2630257, 5260514, 7890771, 15781542]

約数ペア:

[(1, 15781542), (2, 7890771), (3, 5260514), (6, 2630257), (7, 2254506), (14, 1127253), (17, 928326), (21, 751502), (23, 686154), (31, 509082), (34, 464163), (42, 375751), (46, 343077), (51, 309442), (62, 254541), (69, 228718), (93, 169694), (102, 154721), (119, 132618), (138, 114359), (161, 98022), (186, 84847), (217, 72726), (238, 66309), (322, 49011), (357, 44206), (391, 40362), (434, 36363), (483, 32674), (527, 29946), (651, 24242), (713, 22134), (714, 22103), (782, 20181), (961, 16422), (966, 16337), (1054, 14973), (1173, 13454), (1302, 12121), (1426, 11067), (1581, 9982), (1922, 8211), (2139, 7378), (2346, 6727), (2737, 5766), (2883, 5474), (3162, 4991), (3689, 4278)]