205689693

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{79}}^1\times {\mathrm{257}}^1\times {\mathrm{307}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 305141760

約数和(自身を除く): 99452067

約数列:

[1, 3, 11, 33, 79, 237, 257, 307, 771, 869, 921, 2607, 2827, 3377, 8481, 10131, 20303, 24253, 60909, 72759, 78899, 223333, 236697, 266783, 669999, 800349, 867889, 2603667, 6233021, 18699063, 68563231, 205689693]

約数ペア:

[(1, 205689693), (3, 68563231), (11, 18699063), (33, 6233021), (79, 2603667), (237, 867889), (257, 800349), (307, 669999), (771, 266783), (869, 236697), (921, 223333), (2607, 78899), (2827, 72759), (3377, 60909), (8481, 24253), (10131, 20303)]