205281972

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{38791}}^1$

素因数の和:38818

約数の個数: 72

約数和(自身を含む): 619120320

約数和(自身を除く): 413838348

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 147, 189, 196, 252, 294, 378, 441, 588, 756, 882, 1323, 1764, 2646, 5292, 38791, 77582, 116373, 155164, 232746, 271537, 349119, 465492, 543074, 698238, 814611, 1047357, 1086148, 1396476, 1629222, 1900759, 2094714, 2443833, 3258444, 3801518, 4189428, 4887666, 5702277, 7331499, 7603036, 9775332, 11404554, 14662998, 17106831, 22809108, 29325996, 34213662, 51320493, 68427324, 102640986, 205281972]

約数ペア:

[(1, 205281972), (2, 102640986), (3, 68427324), (4, 51320493), (6, 34213662), (7, 29325996), (9, 22809108), (12, 17106831), (14, 14662998), (18, 11404554), (21, 9775332), (27, 7603036), (28, 7331499), (36, 5702277), (42, 4887666), (49, 4189428), (54, 3801518), (63, 3258444), (84, 2443833), (98, 2094714), (108, 1900759), (126, 1629222), (147, 1396476), (189, 1086148), (196, 1047357), (252, 814611), (294, 698238), (378, 543074), (441, 465492), (588, 349119), (756, 271537), (882, 232746), (1323, 155164), (1764, 116373), (2646, 77582), (5292, 38791)]