72861964

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{38839}}^1$

素因数の和:38917

約数の個数: 24

約数和(自身を含む): 147902720

約数和(自身を除く): 75040756

約数列:

[1, 2, 4, 7, 14, 28, 67, 134, 268, 469, 938, 1876, 38839, 77678, 155356, 271873, 543746, 1087492, 2602213, 5204426, 10408852, 18215491, 36430982, 72861964]

約数ペア:

[(1, 72861964), (2, 36430982), (4, 18215491), (7, 10408852), (14, 5204426), (28, 2602213), (67, 1087492), (134, 543746), (268, 271873), (469, 155356), (938, 77678), (1876, 38839)]