72419858

素因数分解:

$2^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{1777}}^1$

素因数の和:1898

約数の個数: 32

約数和(自身を含む): 129040128

約数和(自身を除く): 56620270

約数列:

[1, 2, 7, 14, 41, 71, 82, 142, 287, 497, 574, 994, 1777, 2911, 3554, 5822, 12439, 20377, 24878, 40754, 72857, 126167, 145714, 252334, 509999, 883169, 1019998, 1766338, 5172847, 10345694, 36209929, 72419858]

約数ペア:

[(1, 72419858), (2, 36209929), (7, 10345694), (14, 5172847), (41, 1766338), (71, 1019998), (82, 883169), (142, 509999), (287, 252334), (497, 145714), (574, 126167), (994, 72857), (1777, 40754), (2911, 24878), (3554, 20377), (5822, 12439)]