31221036

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{1609}}^1$

素因数の和:1644

約数の個数: 108

約数和(自身を含む): 100212840

約数和(自身を除く): 68991804

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 28, 33, 36, 42, 44, 49, 63, 66, 77, 84, 98, 99, 126, 132, 147, 154, 196, 198, 231, 252, 294, 308, 396, 441, 462, 539, 588, 693, 882, 924, 1078, 1386, 1609, 1617, 1764, 2156, 2772, 3218, 3234, 4827, 4851, 6436, 6468, 9654, 9702, 11263, 14481, 17699, 19308, 19404, 22526, 28962, 33789, 35398, 45052, 53097, 57924, 67578, 70796, 78841, 101367, 106194, 123893, 135156, 157682, 159291, 202734, 212388, 236523, 247786, 315364, 318582, 371679, 405468, 473046, 495572, 637164, 709569, 743358, 867251, 946092, 1115037, 1419138, 1486716, 1734502, 2230074, 2601753, 2838276, 3469004, 4460148, 5203506, 7805259, 10407012, 15610518, 31221036]

約数ペア:

[(1, 31221036), (2, 15610518), (3, 10407012), (4, 7805259), (6, 5203506), (7, 4460148), (9, 3469004), (11, 2838276), (12, 2601753), (14, 2230074), (18, 1734502), (21, 1486716), (22, 1419138), (28, 1115037), (33, 946092), (36, 867251), (42, 743358), (44, 709569), (49, 637164), (63, 495572), (66, 473046), (77, 405468), (84, 371679), (98, 318582), (99, 315364), (126, 247786), (132, 236523), (147, 212388), (154, 202734), (196, 159291), (198, 157682), (231, 135156), (252, 123893), (294, 106194), (308, 101367), (396, 78841), (441, 70796), (462, 67578), (539, 57924), (588, 53097), (693, 45052), (882, 35398), (924, 33789), (1078, 28962), (1386, 22526), (1609, 19404), (1617, 19308), (1764, 17699), (2156, 14481), (2772, 11263), (3218, 9702), (3234, 9654), (4827, 6468), (4851, 6436)]