2784996858

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{26641}}^1$

素因数の和:26803

約数の個数: 64

約数和(自身を含む): 6752148480

約数和(自身を除く): 3967151622

約数列:

[1, 2, 3, 6, 7, 14, 19, 21, 38, 42, 57, 114, 131, 133, 262, 266, 393, 399, 786, 798, 917, 1834, 2489, 2751, 4978, 5502, 7467, 14934, 17423, 26641, 34846, 52269, 53282, 79923, 104538, 159846, 186487, 372974, 506179, 559461, 1012358, 1118922, 1518537, 3037074, 3489971, 3543253, 6979942, 7086506, 10469913, 10629759, 20939826, 21259518, 24429797, 48859594, 66309449, 73289391, 132618898, 146578782, 198928347, 397856694, 464166143, 928332286, 1392498429, 2784996858]

約数ペア:

[(1, 2784996858), (2, 1392498429), (3, 928332286), (6, 464166143), (7, 397856694), (14, 198928347), (19, 146578782), (21, 132618898), (38, 73289391), (42, 66309449), (57, 48859594), (114, 24429797), (131, 21259518), (133, 20939826), (262, 10629759), (266, 10469913), (393, 7086506), (399, 6979942), (786, 3543253), (798, 3489971), (917, 3037074), (1834, 1518537), (2489, 1118922), (2751, 1012358), (4978, 559461), (5502, 506179), (7467, 372974), (14934, 186487), (17423, 159846), (26641, 104538), (34846, 79923), (52269, 53282)]