28213232

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{211}}^1$

素因数の和:417

約数の個数: 40

約数和(自身を含む): 56230032

約数和(自身を除く): 28016800

約数列:

[1, 2, 4, 8, 16, 61, 122, 137, 211, 244, 274, 422, 488, 548, 844, 976, 1096, 1688, 2192, 3376, 8357, 12871, 16714, 25742, 28907, 33428, 51484, 57814, 66856, 102968, 115628, 133712, 205936, 231256, 462512, 1763327, 3526654, 7053308, 14106616, 28213232]

約数ペア:

[(1, 28213232), (2, 14106616), (4, 7053308), (8, 3526654), (16, 1763327), (61, 462512), (122, 231256), (137, 205936), (211, 133712), (244, 115628), (274, 102968), (422, 66856), (488, 57814), (548, 51484), (844, 33428), (976, 28907), (1096, 25742), (1688, 16714), (2192, 12871), (3376, 8357)]