207930681

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{49261}}^1$

素因数の和:49341

約数の個数: 24

約数和(自身を含む): 348380864

約数和(自身を除く): 140450183

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 4221, 49261, 147783, 344827, 443349, 1034481, 3103443, 3300487, 9901461, 23103409, 29704383, 69310227, 207930681]

約数ペア:

[(1, 207930681), (3, 69310227), (7, 29704383), (9, 23103409), (21, 9901461), (63, 3300487), (67, 3103443), (201, 1034481), (469, 443349), (603, 344827), (1407, 147783), (4221, 49261)]