198629992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{8329}}^1$

素因数の和:8617

約数の個数: 32

約数和(自身を含む): 407836800

約数和(自身を除く): 209206808

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 271, 542, 1084, 2168, 2981, 5962, 8329, 11924, 16658, 23848, 33316, 66632, 91619, 183238, 366476, 732952, 2257159, 4514318, 9028636, 18057272, 24828749, 49657498, 99314996, 198629992]

約数ペア:

[(1, 198629992), (2, 99314996), (4, 49657498), (8, 24828749), (11, 18057272), (22, 9028636), (44, 4514318), (88, 2257159), (271, 732952), (542, 366476), (1084, 183238), (2168, 91619), (2981, 66632), (5962, 33316), (8329, 23848), (11924, 16658)]