65980383

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{421}}^1\times {\mathrm{439}}^1$

素因数の和:887

約数の個数: 32

約数和(自身を含む): 106951680

約数和(自身を除く): 40971297

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 421, 439, 1263, 1317, 2947, 3073, 7157, 7463, 8841, 9219, 21471, 22389, 50099, 52241, 150297, 156723, 184819, 554457, 1293733, 3141923, 3881199, 9425769, 21993461, 65980383]

約数ペア:

[(1, 65980383), (3, 21993461), (7, 9425769), (17, 3881199), (21, 3141923), (51, 1293733), (119, 554457), (357, 184819), (421, 156723), (439, 150297), (1263, 52241), (1317, 50099), (2947, 22389), (3073, 21471), (7157, 9219), (7463, 8841)]