7985901

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{191}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 13418496

約数和(自身を除く): 5432595

約数列:

[1, 3, 7, 11, 21, 33, 77, 181, 191, 231, 543, 573, 1267, 1337, 1991, 2101, 3801, 4011, 5973, 6303, 13937, 14707, 34571, 41811, 44121, 103713, 241997, 380281, 725991, 1140843, 2661967, 7985901]

約数ペア:

[(1, 7985901), (3, 2661967), (7, 1140843), (11, 725991), (21, 380281), (33, 241997), (77, 103713), (181, 44121), (191, 41811), (231, 34571), (543, 14707), (573, 13937), (1267, 6303), (1337, 5973), (1991, 4011), (2101, 3801)]