263221868

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{23327}}^1$

素因数の和:23382

約数の個数: 48

約数和(自身を含む): 585252864

約数和(自身を除く): 322030996

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 23327, 46654, 93308, 163289, 303251, 326578, 606502, 653156, 723137, 1213004, 1446274, 2122757, 2892548, 4245514, 5061959, 8491028, 9400781, 10123918, 18801562, 20247836, 37603124, 65805467, 131610934, 263221868]

約数ペア:

[(1, 263221868), (2, 131610934), (4, 65805467), (7, 37603124), (13, 20247836), (14, 18801562), (26, 10123918), (28, 9400781), (31, 8491028), (52, 5061959), (62, 4245514), (91, 2892548), (124, 2122757), (182, 1446274), (217, 1213004), (364, 723137), (403, 653156), (434, 606502), (806, 326578), (868, 303251), (1612, 163289), (2821, 93308), (5642, 46654), (11284, 23327)]