28163772

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{8597}}^1$

素因数の和:8627

約数の個数: 72

約数和(自身を含む): 87630816

約数和(自身を除く): 59467044

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 8597, 17194, 25791, 34388, 51582, 60179, 77373, 103164, 111761, 120358, 154746, 180537, 223522, 240716, 309492, 335283, 361074, 447044, 541611, 670566, 722148, 782327, 1005849, 1083222, 1341132, 1564654, 2011698, 2166444, 2346981, 3129308, 4023396, 4693962, 7040943, 9387924, 14081886, 28163772]

約数ペア:

[(1, 28163772), (2, 14081886), (3, 9387924), (4, 7040943), (6, 4693962), (7, 4023396), (9, 3129308), (12, 2346981), (13, 2166444), (14, 2011698), (18, 1564654), (21, 1341132), (26, 1083222), (28, 1005849), (36, 782327), (39, 722148), (42, 670566), (52, 541611), (63, 447044), (78, 361074), (84, 335283), (91, 309492), (117, 240716), (126, 223522), (156, 180537), (182, 154746), (234, 120358), (252, 111761), (273, 103164), (364, 77373), (468, 60179), (546, 51582), (819, 34388), (1092, 25791), (1638, 17194), (3276, 8597)]