685606428

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{35731}}^1$

素因数の和:35795

約数の個数: 72

約数和(自身を含む): 1911947856

約数和(自身を除く): 1226341428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 41, 52, 78, 82, 117, 123, 156, 164, 234, 246, 369, 468, 492, 533, 738, 1066, 1476, 1599, 2132, 3198, 4797, 6396, 9594, 19188, 35731, 71462, 107193, 142924, 214386, 321579, 428772, 464503, 643158, 929006, 1286316, 1393509, 1464971, 1858012, 2787018, 2929942, 4180527, 4394913, 5574036, 5859884, 8361054, 8789826, 13184739, 16722108, 17579652, 19044623, 26369478, 38089246, 52738956, 57133869, 76178492, 114267738, 171401607, 228535476, 342803214, 685606428]

約数ペア:

[(1, 685606428), (2, 342803214), (3, 228535476), (4, 171401607), (6, 114267738), (9, 76178492), (12, 57133869), (13, 52738956), (18, 38089246), (26, 26369478), (36, 19044623), (39, 17579652), (41, 16722108), (52, 13184739), (78, 8789826), (82, 8361054), (117, 5859884), (123, 5574036), (156, 4394913), (164, 4180527), (234, 2929942), (246, 2787018), (369, 1858012), (468, 1464971), (492, 1393509), (533, 1286316), (738, 929006), (1066, 643158), (1476, 464503), (1599, 428772), (2132, 321579), (3198, 214386), (4797, 142924), (6396, 107193), (9594, 71462), (19188, 35731)]