39981636

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{443}}^1$

素因数の和:585

約数の個数: 72

約数和(自身を含む): 106666560

約数和(自身を除く): 66684924

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 92, 109, 138, 207, 218, 276, 327, 414, 436, 443, 654, 828, 886, 981, 1308, 1329, 1772, 1962, 2507, 2658, 3924, 3987, 5014, 5316, 7521, 7974, 10028, 10189, 15042, 15948, 20378, 22563, 30084, 30567, 40756, 45126, 48287, 61134, 90252, 91701, 96574, 122268, 144861, 183402, 193148, 289722, 366804, 434583, 579444, 869166, 1110601, 1738332, 2221202, 3331803, 4442404, 6663606, 9995409, 13327212, 19990818, 39981636]

約数ペア:

[(1, 39981636), (2, 19990818), (3, 13327212), (4, 9995409), (6, 6663606), (9, 4442404), (12, 3331803), (18, 2221202), (23, 1738332), (36, 1110601), (46, 869166), (69, 579444), (92, 434583), (109, 366804), (138, 289722), (207, 193148), (218, 183402), (276, 144861), (327, 122268), (414, 96574), (436, 91701), (443, 90252), (654, 61134), (828, 48287), (886, 45126), (981, 40756), (1308, 30567), (1329, 30084), (1772, 22563), (1962, 20378), (2507, 15948), (2658, 15042), (3924, 10189), (3987, 10028), (5014, 7974), (5316, 7521)]