2987490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{823}}^1$

素因数の和:855

約数の個数: 48

約数和(自身を含む): 7890624

約数和(自身を除く): 4903134

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 121, 165, 242, 330, 363, 605, 726, 823, 1210, 1646, 1815, 2469, 3630, 4115, 4938, 8230, 9053, 12345, 18106, 24690, 27159, 45265, 54318, 90530, 99583, 135795, 199166, 271590, 298749, 497915, 597498, 995830, 1493745, 2987490]

約数ペア:

[(1, 2987490), (2, 1493745), (3, 995830), (5, 597498), (6, 497915), (10, 298749), (11, 271590), (15, 199166), (22, 135795), (30, 99583), (33, 90530), (55, 54318), (66, 45265), (110, 27159), (121, 24690), (165, 18106), (242, 12345), (330, 9053), (363, 8230), (605, 4938), (726, 4115), (823, 3630), (1210, 2469), (1646, 1815)]