147777231

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16103}}^1$

素因数の和:16155

約数の個数: 32

約数和(自身を含む): 247357440

約数和(自身を除く): 99580209

約数列:

[1, 3, 7, 19, 21, 23, 57, 69, 133, 161, 399, 437, 483, 1311, 3059, 9177, 16103, 48309, 112721, 305957, 338163, 370369, 917871, 1111107, 2141699, 2592583, 6425097, 7037011, 7777749, 21111033, 49259077, 147777231]

約数ペア:

[(1, 147777231), (3, 49259077), (7, 21111033), (19, 7777749), (21, 7037011), (23, 6425097), (57, 2592583), (69, 2141699), (133, 1111107), (161, 917871), (399, 370369), (437, 338163), (483, 305957), (1311, 112721), (3059, 48309), (9177, 16103)]