281489776977

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1\times {\mathrm{25303}}^1$

素因数の和:25917

約数の個数: 32

約数和(自身を含む): 386065354752

約数和(自身を除く): 104575577775

約数列:

[1, 3, 47, 141, 257, 307, 771, 921, 12079, 14429, 25303, 36237, 43287, 75909, 78899, 236697, 1189241, 3567723, 3708253, 6502871, 7768021, 11124759, 19508613, 23304063, 305634937, 365096987, 916904811, 1095290961, 1996381397, 5989144191, 93829925659, 281489776977]

約数ペア:

[(1, 281489776977), (3, 93829925659), (47, 5989144191), (141, 1996381397), (257, 1095290961), (307, 916904811), (771, 365096987), (921, 305634937), (12079, 23304063), (14429, 19508613), (25303, 11124759), (36237, 7768021), (43287, 6502871), (75909, 3708253), (78899, 3567723), (236697, 1189241)]