28377986

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3803}}^1$

素因数の和:3866

約数の個数: 32

約数和(自身を含む): 53682048

約数和(自身を除く): 25304062

約数列:

[1, 2, 7, 13, 14, 26, 41, 82, 91, 182, 287, 533, 574, 1066, 3731, 3803, 7462, 7606, 26621, 49439, 53242, 98878, 155923, 311846, 346073, 692146, 1091461, 2026999, 2182922, 4053998, 14188993, 28377986]

約数ペア:

[(1, 28377986), (2, 14188993), (7, 4053998), (13, 2182922), (14, 2026999), (26, 1091461), (41, 692146), (82, 346073), (91, 311846), (182, 155923), (287, 98878), (533, 53242), (574, 49439), (1066, 26621), (3731, 7606), (3803, 7462)]