155537641

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{449}}^1$

素因数の和:585

約数の個数: 32

約数和(自身を含む): 195955200

約数和(自身を除く): 40417559

約数列:

[1, 7, 17, 41, 71, 119, 287, 449, 497, 697, 1207, 2911, 3143, 4879, 7633, 8449, 18409, 20377, 31879, 49487, 53431, 128863, 223153, 312953, 346409, 541943, 1307039, 2190671, 3793601, 9149273, 22219663, 155537641]

約数ペア:

[(1, 155537641), (7, 22219663), (17, 9149273), (41, 3793601), (71, 2190671), (119, 1307039), (287, 541943), (449, 346409), (497, 312953), (697, 223153), (1207, 128863), (2911, 53431), (3143, 49487), (4879, 31879), (7633, 20377), (8449, 18409)]