81711288

素因数分解:

$2^3\times 3^3\times {\mathrm{31}}^1\times {\mathrm{12203}}^1$

素因数の和:12249

約数の個数: 64

約数和(自身を含む): 234316800

約数和(自身を除く): 152605512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 93, 108, 124, 186, 216, 248, 279, 372, 558, 744, 837, 1116, 1674, 2232, 3348, 6696, 12203, 24406, 36609, 48812, 73218, 97624, 109827, 146436, 219654, 292872, 329481, 378293, 439308, 658962, 756586, 878616, 1134879, 1317924, 1513172, 2269758, 2635848, 3026344, 3404637, 4539516, 6809274, 9079032, 10213911, 13618548, 20427822, 27237096, 40855644, 81711288]

約数ペア:

[(1, 81711288), (2, 40855644), (3, 27237096), (4, 20427822), (6, 13618548), (8, 10213911), (9, 9079032), (12, 6809274), (18, 4539516), (24, 3404637), (27, 3026344), (31, 2635848), (36, 2269758), (54, 1513172), (62, 1317924), (72, 1134879), (93, 878616), (108, 756586), (124, 658962), (186, 439308), (216, 378293), (248, 329481), (279, 292872), (372, 219654), (558, 146436), (744, 109827), (837, 97624), (1116, 73218), (1674, 48812), (2232, 36609), (3348, 24406), (6696, 12203)]