28312146

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 64

約数和(自身を含む): 65577600

約数和(自身を除く): 37265454

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 89, 129, 137, 178, 258, 267, 274, 387, 411, 534, 774, 801, 822, 1161, 1233, 1602, 2322, 2403, 2466, 3699, 3827, 4806, 5891, 7398, 7654, 11481, 11782, 12193, 17673, 22962, 24386, 34443, 35346, 36579, 53019, 68886, 73158, 103329, 106038, 109737, 159057, 206658, 219474, 318114, 329211, 524299, 658422, 1048598, 1572897, 3145794, 4718691, 9437382, 14156073, 28312146]

約数ペア:

[(1, 28312146), (2, 14156073), (3, 9437382), (6, 4718691), (9, 3145794), (18, 1572897), (27, 1048598), (43, 658422), (54, 524299), (86, 329211), (89, 318114), (129, 219474), (137, 206658), (178, 159057), (258, 109737), (267, 106038), (274, 103329), (387, 73158), (411, 68886), (534, 53019), (774, 36579), (801, 35346), (822, 34443), (1161, 24386), (1233, 22962), (1602, 17673), (2322, 12193), (2403, 11782), (2466, 11481), (3699, 7654), (3827, 7398), (4806, 5891)]