220867878

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{478069}}^1$

素因数の和:478092

約数の個数: 32

約数和(自身を含む): 550736640

約数和(自身を除く): 329868762

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 66, 77, 154, 231, 462, 478069, 956138, 1434207, 2868414, 3346483, 5258759, 6692966, 10039449, 10517518, 15776277, 20078898, 31552554, 36811313, 73622626, 110433939, 220867878]

約数ペア:

[(1, 220867878), (2, 110433939), (3, 73622626), (6, 36811313), (7, 31552554), (11, 20078898), (14, 15776277), (21, 10517518), (22, 10039449), (33, 6692966), (42, 5258759), (66, 3346483), (77, 2868414), (154, 1434207), (231, 956138), (462, 478069)]