221476654

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{28711}}^1$

素因数の和:28768

約数の個数: 32

約数和(自身を含む): 413452800

約数和(自身を除く): 191976146

約数列:

[1, 2, 7, 14, 19, 29, 38, 58, 133, 203, 266, 406, 551, 1102, 3857, 7714, 28711, 57422, 200977, 401954, 545509, 832619, 1091018, 1665238, 3818563, 5828333, 7637126, 11656666, 15819761, 31639522, 110738327, 221476654]

約数ペア:

[(1, 221476654), (2, 110738327), (7, 31639522), (14, 15819761), (19, 11656666), (29, 7637126), (38, 5828333), (58, 3818563), (133, 1665238), (203, 1091018), (266, 832619), (406, 545509), (551, 401954), (1102, 200977), (3857, 57422), (7714, 28711)]