221270945

素因数分解:

$5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1\times {\mathrm{1291}}^1$

素因数の和:1445

約数の個数: 32

約数和(自身を含む): 312560640

約数和(自身を除く): 91289695

約数列:

[1, 5, 7, 35, 59, 83, 295, 413, 415, 581, 1291, 2065, 2905, 4897, 6455, 9037, 24485, 34279, 45185, 76169, 107153, 171395, 380845, 533183, 535765, 750071, 2665915, 3750355, 6322027, 31610135, 44254189, 221270945]

約数ペア:

[(1, 221270945), (5, 44254189), (7, 31610135), (35, 6322027), (59, 3750355), (83, 2665915), (295, 750071), (413, 535765), (415, 533183), (581, 380845), (1291, 171395), (2065, 107153), (2905, 76169), (4897, 45185), (6455, 34279), (9037, 24485)]