81563388

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{229}}^1\times {\mathrm{443}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 194436480

約数和(自身を除く): 112873092

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 229, 268, 402, 443, 458, 687, 804, 886, 916, 1329, 1374, 1772, 2658, 2748, 5316, 15343, 29681, 30686, 46029, 59362, 61372, 89043, 92058, 101447, 118724, 178086, 184116, 202894, 304341, 356172, 405788, 608682, 1217364, 6796949, 13593898, 20390847, 27187796, 40781694, 81563388]

約数ペア:

[(1, 81563388), (2, 40781694), (3, 27187796), (4, 20390847), (6, 13593898), (12, 6796949), (67, 1217364), (134, 608682), (201, 405788), (229, 356172), (268, 304341), (402, 202894), (443, 184116), (458, 178086), (687, 118724), (804, 101447), (886, 92058), (916, 89043), (1329, 61372), (1374, 59362), (1772, 46029), (2658, 30686), (2748, 29681), (5316, 15343)]