142155321

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:715

約数の個数: 64

約数和(自身を含む): 254208000

約数和(自身を除く): 112052679

約数列:

[1, 3, 7, 11, 19, 21, 33, 49, 57, 77, 133, 147, 209, 231, 343, 399, 539, 627, 661, 931, 1029, 1463, 1617, 1983, 2793, 3773, 4389, 4627, 6517, 7271, 10241, 11319, 12559, 13881, 19551, 21813, 30723, 32389, 37677, 50897, 71687, 87913, 97167, 138149, 152691, 215061, 226723, 263739, 356279, 414447, 615391, 680169, 967043, 1068837, 1846173, 2493953, 2901129, 4307737, 6769301, 7481859, 12923211, 20307903, 47385107, 142155321]

約数ペア:

[(1, 142155321), (3, 47385107), (7, 20307903), (11, 12923211), (19, 7481859), (21, 6769301), (33, 4307737), (49, 2901129), (57, 2493953), (77, 1846173), (133, 1068837), (147, 967043), (209, 680169), (231, 615391), (343, 414447), (399, 356279), (539, 263739), (627, 226723), (661, 215061), (931, 152691), (1029, 138149), (1463, 97167), (1617, 87913), (1983, 71687), (2793, 50897), (3773, 37677), (4389, 32389), (4627, 30723), (6517, 21813), (7271, 19551), (10241, 13881), (11319, 12559)]