649502631

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{422029}}^1$

素因数の和:422060

約数の個数: 20

約数和(自身を含む): 1021312600

約数和(自身を除く): 371809969

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 422029, 1266087, 3798261, 8018551, 11394783, 24055653, 34184349, 72166959, 216500877, 649502631]

約数ペア:

[(1, 649502631), (3, 216500877), (9, 72166959), (19, 34184349), (27, 24055653), (57, 11394783), (81, 8018551), (171, 3798261), (513, 1266087), (1539, 422029)]