2556554994

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{355967}}^1$

素因数の和:356004

約数の個数: 64

約数和(自身を含む): 6834585600

約数和(自身を除く): 4278030606

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 27, 38, 42, 54, 57, 63, 114, 126, 133, 171, 189, 266, 342, 378, 399, 513, 798, 1026, 1197, 2394, 3591, 7182, 355967, 711934, 1067901, 2135802, 2491769, 3203703, 4983538, 6407406, 6763373, 7475307, 9611109, 13526746, 14950614, 19222218, 20290119, 22425921, 40580238, 44851842, 47343611, 60870357, 67277763, 94687222, 121740714, 134555526, 142030833, 182611071, 284061666, 365222142, 426092499, 852184998, 1278277497, 2556554994]

約数ペア:

[(1, 2556554994), (2, 1278277497), (3, 852184998), (6, 426092499), (7, 365222142), (9, 284061666), (14, 182611071), (18, 142030833), (19, 134555526), (21, 121740714), (27, 94687222), (38, 67277763), (42, 60870357), (54, 47343611), (57, 44851842), (63, 40580238), (114, 22425921), (126, 20290119), (133, 19222218), (171, 14950614), (189, 13526746), (266, 9611109), (342, 7475307), (378, 6763373), (399, 6407406), (513, 4983538), (798, 3203703), (1026, 2491769), (1197, 2135802), (2394, 1067901), (3591, 711934), (7182, 355967)]