780148

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{71}}^1$

素因数の和:183

約数の個数: 24

約数和(自身を含む): 1439424

約数和(自身を除く): 659276

約数列:

[1, 2, 4, 41, 67, 71, 82, 134, 142, 164, 268, 284, 2747, 2911, 4757, 5494, 5822, 9514, 10988, 11644, 19028, 195037, 390074, 780148]

約数ペア:

[(1, 780148), (2, 390074), (4, 195037), (41, 19028), (67, 11644), (71, 10988), (82, 9514), (134, 5822), (142, 5494), (164, 4757), (268, 2911), (284, 2747)]