73218579

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{307}}^1$

素因数の和:635

約数の個数: 32

約数和(自身を含む): 115078656

約数和(自身を除く): 41860077

約数列:

[1, 3, 7, 21, 41, 123, 277, 287, 307, 831, 861, 921, 1939, 2149, 5817, 6447, 11357, 12587, 34071, 37761, 79499, 85039, 88109, 238497, 255117, 264327, 595273, 1785819, 3486599, 10459797, 24406193, 73218579]

約数ペア:

[(1, 73218579), (3, 24406193), (7, 10459797), (21, 3486599), (41, 1785819), (123, 595273), (277, 264327), (287, 255117), (307, 238497), (831, 88109), (861, 85039), (921, 79499), (1939, 37761), (2149, 34071), (5817, 12587), (6447, 11357)]