31029453

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:275

約数の個数: 64

約数和(自身を含む): 57684480

約数和(自身を除く): 26655027

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 73, 91, 117, 173, 189, 219, 273, 351, 511, 519, 657, 819, 949, 1211, 1533, 1557, 1971, 2249, 2457, 2847, 3633, 4599, 4671, 6643, 6747, 8541, 10899, 12629, 13797, 15743, 19929, 20241, 25623, 32697, 37887, 47229, 59787, 60723, 88403, 113661, 141687, 164177, 179361, 265209, 340983, 425061, 492531, 795627, 1149239, 1477593, 2386881, 3447717, 4432779, 10343151, 31029453]

約数ペア:

[(1, 31029453), (3, 10343151), (7, 4432779), (9, 3447717), (13, 2386881), (21, 1477593), (27, 1149239), (39, 795627), (63, 492531), (73, 425061), (91, 340983), (117, 265209), (173, 179361), (189, 164177), (219, 141687), (273, 113661), (351, 88403), (511, 60723), (519, 59787), (657, 47229), (819, 37887), (949, 32697), (1211, 25623), (1533, 20241), (1557, 19929), (1971, 15743), (2249, 13797), (2457, 12629), (2847, 10899), (3633, 8541), (4599, 6747), (4671, 6643)]