28144851

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{173}}^1$

素因数の和:371

約数の個数: 32

約数和(自身を含む): 44187648

約数和(自身を除く): 16042797

約数列:

[1, 3, 7, 21, 61, 127, 173, 183, 381, 427, 519, 889, 1211, 1281, 2667, 3633, 7747, 10553, 21971, 23241, 31659, 54229, 65913, 73871, 153797, 162687, 221613, 461391, 1340231, 4020693, 9381617, 28144851]

約数ペア:

[(1, 28144851), (3, 9381617), (7, 4020693), (21, 1340231), (61, 461391), (127, 221613), (173, 162687), (183, 153797), (381, 73871), (427, 65913), (519, 54229), (889, 31659), (1211, 23241), (1281, 21971), (2667, 10553), (3633, 7747)]