2609586

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:303

約数の個数: 48

約数和(自身を含む): 6552000

約数和(自身を除く): 3942414

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 139, 149, 278, 298, 417, 447, 834, 894, 973, 1043, 1251, 1341, 1946, 2086, 2502, 2682, 2919, 3129, 5838, 6258, 8757, 9387, 17514, 18774, 20711, 41422, 62133, 124266, 144977, 186399, 289954, 372798, 434931, 869862, 1304793, 2609586]

約数ペア:

[(1, 2609586), (2, 1304793), (3, 869862), (6, 434931), (7, 372798), (9, 289954), (14, 186399), (18, 144977), (21, 124266), (42, 62133), (63, 41422), (126, 20711), (139, 18774), (149, 17514), (278, 9387), (298, 8757), (417, 6258), (447, 5838), (834, 3129), (894, 2919), (973, 2682), (1043, 2502), (1251, 2086), (1341, 1946)]