28160904

素因数分解:

$2^3\times 3^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{211}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 72656640

約数和(自身を除く): 44495736

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 67, 83, 134, 166, 201, 211, 249, 268, 332, 402, 422, 498, 536, 633, 664, 804, 844, 996, 1266, 1608, 1688, 1992, 2532, 5064, 5561, 11122, 14137, 16683, 17513, 22244, 28274, 33366, 35026, 42411, 44488, 52539, 56548, 66732, 70052, 84822, 105078, 113096, 133464, 140104, 169644, 210156, 339288, 420312, 1173371, 2346742, 3520113, 4693484, 7040226, 9386968, 14080452, 28160904]

約数ペア:

[(1, 28160904), (2, 14080452), (3, 9386968), (4, 7040226), (6, 4693484), (8, 3520113), (12, 2346742), (24, 1173371), (67, 420312), (83, 339288), (134, 210156), (166, 169644), (201, 140104), (211, 133464), (249, 113096), (268, 105078), (332, 84822), (402, 70052), (422, 66732), (498, 56548), (536, 52539), (633, 44488), (664, 42411), (804, 35026), (844, 33366), (996, 28274), (1266, 22244), (1608, 17513), (1688, 16683), (1992, 14137), (2532, 11122), (5064, 5561)]