221420097

素因数分解:

$3^2\times {\mathrm{59}}^1\times {\mathrm{503}}^1\times {\mathrm{829}}^1$

素因数の和:1397

約数の個数: 24

約数和(自身を含む): 326289600

約数和(自身を除く): 104869503

約数列:

[1, 3, 9, 59, 177, 503, 531, 829, 1509, 2487, 4527, 7461, 29677, 48911, 89031, 146733, 267093, 416987, 440199, 1250961, 3752883, 24602233, 73806699, 221420097]

約数ペア:

[(1, 221420097), (3, 73806699), (9, 24602233), (59, 3752883), (177, 1250961), (503, 440199), (531, 416987), (829, 267093), (1509, 146733), (2487, 89031), (4527, 48911), (7461, 29677)]