31528395

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{97}}^1\times {\mathrm{233}}^1$

素因数の和:372

約数の個数: 48

約数和(自身を含む): 57238272

約数和(自身を除く): 25709877

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 97, 155, 233, 279, 291, 465, 485, 699, 873, 1165, 1395, 1455, 2097, 3007, 3495, 4365, 7223, 9021, 10485, 15035, 21669, 22601, 27063, 36115, 45105, 65007, 67803, 108345, 113005, 135315, 203409, 325035, 339015, 700631, 1017045, 2101893, 3503155, 6305679, 10509465, 31528395]

約数ペア:

[(1, 31528395), (3, 10509465), (5, 6305679), (9, 3503155), (15, 2101893), (31, 1017045), (45, 700631), (93, 339015), (97, 325035), (155, 203409), (233, 135315), (279, 113005), (291, 108345), (465, 67803), (485, 65007), (699, 45105), (873, 36115), (1165, 27063), (1395, 22601), (1455, 21669), (2097, 15035), (3007, 10485), (3495, 9021), (4365, 7223)]