388977215

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{5099}}^1$

素因数の和:5207

約数の個数: 32

約数和(自身を含む): 543456000

約数和(自身を除く): 154478785

約数列:

[1, 5, 11, 19, 55, 73, 95, 209, 365, 803, 1045, 1387, 4015, 5099, 6935, 15257, 25495, 56089, 76285, 96881, 280445, 372227, 484405, 1065691, 1861135, 4094497, 5328455, 7072313, 20472485, 35361565, 77795443, 388977215]

約数ペア:

[(1, 388977215), (5, 77795443), (11, 35361565), (19, 20472485), (55, 7072313), (73, 5328455), (95, 4094497), (209, 1861135), (365, 1065691), (803, 484405), (1045, 372227), (1387, 280445), (4015, 96881), (5099, 76285), (6935, 56089), (15257, 25495)]