28054105182

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{127}}^2\times {\mathrm{1361}}^1$

素因数の和:1694

約数の個数: 72

約数和(自身を含む): 62174831472

約数和(自身を除く): 34120726290

約数列:

[1, 2, 3, 6, 9, 18, 71, 127, 142, 213, 254, 381, 426, 639, 762, 1143, 1278, 1361, 2286, 2722, 4083, 8166, 9017, 12249, 16129, 18034, 24498, 27051, 32258, 48387, 54102, 81153, 96631, 96774, 145161, 162306, 172847, 193262, 289893, 290322, 345694, 518541, 579786, 869679, 1037082, 1145159, 1555623, 1739358, 2290318, 3111246, 3435477, 6870954, 10306431, 12272137, 20612862, 21951569, 24544274, 36816411, 43903138, 65854707, 73632822, 110449233, 131709414, 197564121, 220898466, 395128242, 1558561399, 3117122798, 4675684197, 9351368394, 14027052591, 28054105182]

約数ペア:

[(1, 28054105182), (2, 14027052591), (3, 9351368394), (6, 4675684197), (9, 3117122798), (18, 1558561399), (71, 395128242), (127, 220898466), (142, 197564121), (213, 131709414), (254, 110449233), (381, 73632822), (426, 65854707), (639, 43903138), (762, 36816411), (1143, 24544274), (1278, 21951569), (1361, 20612862), (2286, 12272137), (2722, 10306431), (4083, 6870954), (8166, 3435477), (9017, 3111246), (12249, 2290318), (16129, 1739358), (18034, 1555623), (24498, 1145159), (27051, 1037082), (32258, 869679), (48387, 579786), (54102, 518541), (81153, 345694), (96631, 290322), (96774, 289893), (145161, 193262), (162306, 172847)]