222858891

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{383}}^1\times {\mathrm{937}}^1$

素因数の和:1352

約数の個数: 32

約数和(自身を含む): 345784320

約数和(自身を除く): 122925429

約数列:

[1, 3, 9, 23, 27, 69, 207, 383, 621, 937, 1149, 2811, 3447, 8433, 8809, 10341, 21551, 25299, 26427, 64653, 79281, 193959, 237843, 358871, 581877, 1076613, 3229839, 8254033, 9689517, 24762099, 74286297, 222858891]

約数ペア:

[(1, 222858891), (3, 74286297), (9, 24762099), (23, 9689517), (27, 8254033), (69, 3229839), (207, 1076613), (383, 581877), (621, 358871), (937, 237843), (1149, 193959), (2811, 79281), (3447, 64653), (8433, 26427), (8809, 25299), (10341, 21551)]