72901731

素因数分解:

$3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{227}}^1\times {\mathrm{373}}^1$

素因数の和:651

約数の個数: 32

約数和(自身を含む): 114605568

約数和(自身を除く): 41703837

約数列:

[1, 3, 7, 21, 41, 123, 227, 287, 373, 681, 861, 1119, 1589, 2611, 4767, 7833, 9307, 15293, 27921, 45879, 65149, 84671, 107051, 195447, 254013, 321153, 592697, 1778091, 3471511, 10414533, 24300577, 72901731]

約数ペア:

[(1, 72901731), (3, 24300577), (7, 10414533), (21, 3471511), (41, 1778091), (123, 592697), (227, 321153), (287, 254013), (373, 195447), (681, 107051), (861, 84671), (1119, 65149), (1589, 45879), (2611, 27921), (4767, 15293), (7833, 9307)]