721102923

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{204917}}^1$

素因数の和:204963

約数の個数: 24

約数和(自身を含む): 1150819488

約数和(自身を除く): 429716565

約数列:

[1, 3, 9, 17, 23, 51, 69, 153, 207, 391, 1173, 3519, 204917, 614751, 1844253, 3483589, 4713091, 10450767, 14139273, 31352301, 42417819, 80122547, 240367641, 721102923]

約数ペア:

[(1, 721102923), (3, 240367641), (9, 80122547), (17, 42417819), (23, 31352301), (51, 14139273), (69, 10450767), (153, 4713091), (207, 3483589), (391, 1844253), (1173, 614751), (3519, 204917)]