279219668

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{859}}^1$

素因数の和:949

約数の個数: 96

約数和(自身を含む): 647270400

約数和(自身を除く): 368050732

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 47, 52, 76, 91, 94, 133, 182, 188, 247, 266, 329, 364, 494, 532, 611, 658, 859, 893, 988, 1222, 1316, 1718, 1729, 1786, 2444, 3436, 3458, 3572, 4277, 6013, 6251, 6916, 8554, 11167, 11609, 12026, 12502, 16321, 17108, 22334, 23218, 24052, 25004, 32642, 40373, 44668, 46436, 65284, 78169, 80746, 81263, 114247, 156338, 161492, 162526, 212173, 228494, 282611, 312676, 325052, 424346, 456988, 524849, 565222, 767087, 848692, 1049698, 1130444, 1485211, 1534174, 2099396, 2970422, 3068348, 3673943, 5369609, 5940844, 7347886, 9972131, 10739218, 14695772, 19944262, 21478436, 39888524, 69804917, 139609834, 279219668]

約数ペア:

[(1, 279219668), (2, 139609834), (4, 69804917), (7, 39888524), (13, 21478436), (14, 19944262), (19, 14695772), (26, 10739218), (28, 9972131), (38, 7347886), (47, 5940844), (52, 5369609), (76, 3673943), (91, 3068348), (94, 2970422), (133, 2099396), (182, 1534174), (188, 1485211), (247, 1130444), (266, 1049698), (329, 848692), (364, 767087), (494, 565222), (532, 524849), (611, 456988), (658, 424346), (859, 325052), (893, 312676), (988, 282611), (1222, 228494), (1316, 212173), (1718, 162526), (1729, 161492), (1786, 156338), (2444, 114247), (3436, 81263), (3458, 80746), (3572, 78169), (4277, 65284), (6013, 46436), (6251, 44668), (6916, 40373), (8554, 32642), (11167, 25004), (11609, 24052), (12026, 23218), (12502, 22334), (16321, 17108)]