1298981358

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{197}}^1\times {\mathrm{4637}}^1$

素因数の和:4921

約数の個数: 48

約数和(自身を含む): 2865170880

約数和(自身を除く): 1566189522

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 197, 237, 394, 474, 591, 711, 1182, 1422, 1773, 3546, 4637, 9274, 13911, 15563, 27822, 31126, 41733, 46689, 83466, 93378, 140067, 280134, 366323, 732646, 913489, 1098969, 1826978, 2197938, 2740467, 3296907, 5480934, 6593814, 8221401, 16442802, 72165631, 144331262, 216496893, 432993786, 649490679, 1298981358]

約数ペア:

[(1, 1298981358), (2, 649490679), (3, 432993786), (6, 216496893), (9, 144331262), (18, 72165631), (79, 16442802), (158, 8221401), (197, 6593814), (237, 5480934), (394, 3296907), (474, 2740467), (591, 2197938), (711, 1826978), (1182, 1098969), (1422, 913489), (1773, 732646), (3546, 366323), (4637, 280134), (9274, 140067), (13911, 93378), (15563, 83466), (27822, 46689), (31126, 41733)]