746787489

素因数分解:

$3^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{571}}^1$

素因数の和:667

約数の個数: 64

約数和(自身を含む): 1230028800

約数和(自身を除く): 483241311

約数列:

[1, 3, 7, 21, 31, 41, 49, 93, 123, 147, 217, 287, 343, 571, 651, 861, 1029, 1271, 1519, 1713, 2009, 3813, 3997, 4557, 6027, 8897, 10633, 11991, 14063, 17701, 23411, 26691, 27979, 31899, 42189, 53103, 62279, 70233, 83937, 123907, 163877, 186837, 195853, 371721, 435953, 491631, 587559, 725741, 867349, 1147139, 1307859, 2177223, 2602047, 3441417, 5080187, 6071443, 8029973, 15240561, 18214329, 24089919, 35561309, 106683927, 248929163, 746787489]

約数ペア:

[(1, 746787489), (3, 248929163), (7, 106683927), (21, 35561309), (31, 24089919), (41, 18214329), (49, 15240561), (93, 8029973), (123, 6071443), (147, 5080187), (217, 3441417), (287, 2602047), (343, 2177223), (571, 1307859), (651, 1147139), (861, 867349), (1029, 725741), (1271, 587559), (1519, 491631), (1713, 435953), (2009, 371721), (3813, 195853), (3997, 186837), (4557, 163877), (6027, 123907), (8897, 83937), (10633, 70233), (11991, 62279), (14063, 53103), (17701, 42189), (23411, 31899), (26691, 27979)]