203271145

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{181}}^1\times {\mathrm{2917}}^1$

素因数の和:3121

約数の個数: 32

約数和(自身を含む): 305899776

約数和(自身を除く): 102628631

約数列:

[1, 5, 7, 11, 35, 55, 77, 181, 385, 905, 1267, 1991, 2917, 6335, 9955, 13937, 14585, 20419, 32087, 69685, 102095, 160435, 224609, 527977, 1123045, 2639885, 3695839, 5807747, 18479195, 29038735, 40654229, 203271145]

約数ペア:

[(1, 203271145), (5, 40654229), (7, 29038735), (11, 18479195), (35, 5807747), (55, 3695839), (77, 2639885), (181, 1123045), (385, 527977), (905, 224609), (1267, 160435), (1991, 102095), (2917, 69685), (6335, 32087), (9955, 20419), (13937, 14585)]