81713772

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{5147}}^1$

素因数の和:5177

約数の個数: 90

約数和(自身を含む): 248540292

約数和(自身を除く): 166826520

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5147, 5292, 7938, 10294, 15441, 15876, 20588, 30882, 36029, 46323, 61764, 72058, 92646, 108087, 138969, 144116, 185292, 216174, 252203, 277938, 324261, 416907, 432348, 504406, 555876, 648522, 756609, 833814, 972783, 1008812, 1297044, 1513218, 1667628, 1945566, 2269827, 2918349, 3026436, 3891132, 4539654, 5836698, 6809481, 9079308, 11673396, 13618962, 20428443, 27237924, 40856886, 81713772]

約数ペア:

[(1, 81713772), (2, 40856886), (3, 27237924), (4, 20428443), (6, 13618962), (7, 11673396), (9, 9079308), (12, 6809481), (14, 5836698), (18, 4539654), (21, 3891132), (27, 3026436), (28, 2918349), (36, 2269827), (42, 1945566), (49, 1667628), (54, 1513218), (63, 1297044), (81, 1008812), (84, 972783), (98, 833814), (108, 756609), (126, 648522), (147, 555876), (162, 504406), (189, 432348), (196, 416907), (252, 324261), (294, 277938), (324, 252203), (378, 216174), (441, 185292), (567, 144116), (588, 138969), (756, 108087), (882, 92646), (1134, 72058), (1323, 61764), (1764, 46323), (2268, 36029), (2646, 30882), (3969, 20588), (5147, 15876), (5292, 15441), (7938, 10294)]