81617284

素因数分解:

$2^2\times 7^1\times {\mathrm{461}}^1\times {\mathrm{6323}}^1$

素因数の和:6795

約数の個数: 24

約数和(自身を含む): 163614528

約数和(自身を除く): 81997244

約数列:

[1, 2, 4, 7, 14, 28, 461, 922, 1844, 3227, 6323, 6454, 12646, 12908, 25292, 44261, 88522, 177044, 2914903, 5829806, 11659612, 20404321, 40808642, 81617284]

約数ペア:

[(1, 81617284), (2, 40808642), (4, 20404321), (7, 11659612), (14, 5829806), (28, 2914903), (461, 177044), (922, 88522), (1844, 44261), (3227, 25292), (6323, 12908), (6454, 12646)]