221427295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1\times {\mathrm{659}}^1$

素因数の和:807

約数の個数: 32

約数和(自身を含む): 290822400

約数和(自身を除く): 69395105

約数列:

[1, 5, 17, 59, 67, 85, 295, 335, 659, 1003, 1139, 3295, 3953, 5015, 5695, 11203, 19765, 38881, 44153, 56015, 67201, 194405, 220765, 336005, 660977, 750601, 2605027, 3304885, 3753005, 13025135, 44285459, 221427295]

約数ペア:

[(1, 221427295), (5, 44285459), (17, 13025135), (59, 3753005), (67, 3304885), (85, 2605027), (295, 750601), (335, 660977), (659, 336005), (1003, 220765), (1139, 194405), (3295, 67201), (3953, 56015), (5015, 44153), (5695, 38881), (11203, 19765)]