1213502488

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{149}}^1\times {\mathrm{4871}}^1$

素因数の和:5056

約数の個数: 64

約数和(自身を含む): 2630880000

約数和(自身を除く): 1417377512

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 149, 152, 209, 298, 418, 596, 836, 1192, 1639, 1672, 2831, 3278, 4871, 5662, 6556, 9742, 11324, 13112, 19484, 22648, 31141, 38968, 53581, 62282, 92549, 107162, 124564, 185098, 214324, 249128, 370196, 428648, 725779, 740392, 1018039, 1451558, 2036078, 2903116, 4072156, 5806232, 7983569, 8144312, 13789801, 15967138, 27579602, 31934276, 55159204, 63868552, 110318408, 151687811, 303375622, 606751244, 1213502488]

約数ペア:

[(1, 1213502488), (2, 606751244), (4, 303375622), (8, 151687811), (11, 110318408), (19, 63868552), (22, 55159204), (38, 31934276), (44, 27579602), (76, 15967138), (88, 13789801), (149, 8144312), (152, 7983569), (209, 5806232), (298, 4072156), (418, 2903116), (596, 2036078), (836, 1451558), (1192, 1018039), (1639, 740392), (1672, 725779), (2831, 428648), (3278, 370196), (4871, 249128), (5662, 214324), (6556, 185098), (9742, 124564), (11324, 107162), (13112, 92549), (19484, 62282), (22648, 53581), (31141, 38968)]