127718349

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{317}}^1\times {\mathrm{421}}^1$

素因数の和:781

約数の個数: 32

約数和(自身を含む): 193242240

約数和(自身を除く): 65523891

約数列:

[1, 3, 11, 29, 33, 87, 317, 319, 421, 951, 957, 1263, 3487, 4631, 9193, 10461, 12209, 13893, 27579, 36627, 101123, 133457, 134299, 303369, 400371, 402897, 1468027, 3870253, 4404081, 11610759, 42572783, 127718349]

約数ペア:

[(1, 127718349), (3, 42572783), (11, 11610759), (29, 4404081), (33, 3870253), (87, 1468027), (317, 402897), (319, 400371), (421, 303369), (951, 134299), (957, 133457), (1263, 101123), (3487, 36627), (4631, 27579), (9193, 13893), (10461, 12209)]