209407872

素因数分解:

$2^7\times 3^1\times {\mathrm{443}}^1\times {\mathrm{1231}}^1$

素因数の和:1691

約数の個数: 64

約数和(自身を含む): 557948160

約数和(自身を除く): 348540288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192, 384, 443, 886, 1231, 1329, 1772, 2462, 2658, 3544, 3693, 4924, 5316, 7088, 7386, 9848, 10632, 14176, 14772, 19696, 21264, 28352, 29544, 39392, 42528, 56704, 59088, 78784, 85056, 118176, 157568, 170112, 236352, 472704, 545333, 1090666, 1635999, 2181332, 3271998, 4362664, 6543996, 8725328, 13087992, 17450656, 26175984, 34901312, 52351968, 69802624, 104703936, 209407872]

約数ペア:

[(1, 209407872), (2, 104703936), (3, 69802624), (4, 52351968), (6, 34901312), (8, 26175984), (12, 17450656), (16, 13087992), (24, 8725328), (32, 6543996), (48, 4362664), (64, 3271998), (96, 2181332), (128, 1635999), (192, 1090666), (384, 545333), (443, 472704), (886, 236352), (1231, 170112), (1329, 157568), (1772, 118176), (2462, 85056), (2658, 78784), (3544, 59088), (3693, 56704), (4924, 42528), (5316, 39392), (7088, 29544), (7386, 28352), (9848, 21264), (10632, 19696), (14176, 14772)]