212761458

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{1493}}^1$

素因数の和:1553

約数の個数: 128

約数和(自身を含む): 602380800

約数和(自身を除く): 389619342

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 29, 39, 42, 54, 58, 63, 78, 87, 91, 117, 126, 174, 182, 189, 203, 234, 261, 273, 351, 377, 378, 406, 522, 546, 609, 702, 754, 783, 819, 1131, 1218, 1493, 1566, 1638, 1827, 2262, 2457, 2639, 2986, 3393, 3654, 4479, 4914, 5278, 5481, 6786, 7917, 8958, 10179, 10451, 10962, 13437, 15834, 19409, 20358, 20902, 23751, 26874, 31353, 38818, 40311, 43297, 47502, 58227, 62706, 71253, 80622, 86594, 94059, 116454, 129891, 135863, 142506, 174681, 188118, 259782, 271726, 282177, 303079, 349362, 389673, 407589, 524043, 562861, 564354, 606158, 779346, 815178, 909237, 1048086, 1125722, 1169019, 1222767, 1688583, 1818474, 2338038, 2445534, 2727711, 3377166, 3668301, 3940027, 5065749, 5455422, 7336602, 7880054, 8183133, 10131498, 11820081, 15197247, 16366266, 23640162, 30394494, 35460243, 70920486, 106380729, 212761458]

約数ペア:

[(1, 212761458), (2, 106380729), (3, 70920486), (6, 35460243), (7, 30394494), (9, 23640162), (13, 16366266), (14, 15197247), (18, 11820081), (21, 10131498), (26, 8183133), (27, 7880054), (29, 7336602), (39, 5455422), (42, 5065749), (54, 3940027), (58, 3668301), (63, 3377166), (78, 2727711), (87, 2445534), (91, 2338038), (117, 1818474), (126, 1688583), (174, 1222767), (182, 1169019), (189, 1125722), (203, 1048086), (234, 909237), (261, 815178), (273, 779346), (351, 606158), (377, 564354), (378, 562861), (406, 524043), (522, 407589), (546, 389673), (609, 349362), (702, 303079), (754, 282177), (783, 271726), (819, 259782), (1131, 188118), (1218, 174681), (1493, 142506), (1566, 135863), (1638, 129891), (1827, 116454), (2262, 94059), (2457, 86594), (2639, 80622), (2986, 71253), (3393, 62706), (3654, 58227), (4479, 47502), (4914, 43297), (5278, 40311), (5481, 38818), (6786, 31353), (7917, 26874), (8958, 23751), (10179, 20902), (10451, 20358), (10962, 19409), (13437, 15834)]