3156237

素因数分解:

$3^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{421}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 5628636

約数和(自身を除く): 2472399

約数列:

[1, 3, 7, 9, 17, 21, 49, 51, 63, 119, 147, 153, 357, 421, 441, 833, 1071, 1263, 2499, 2947, 3789, 7157, 7497, 8841, 20629, 21471, 26523, 50099, 61887, 64413, 150297, 185661, 350693, 450891, 1052079, 3156237]

約数ペア:

[(1, 3156237), (3, 1052079), (7, 450891), (9, 350693), (17, 185661), (21, 150297), (49, 64413), (51, 61887), (63, 50099), (119, 26523), (147, 21471), (153, 20629), (357, 8841), (421, 7497), (441, 7157), (833, 3789), (1071, 2947), (1263, 2499)]