28318498

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1$

素因数の和:922

約数の個数: 32

約数和(自身を含む): 49109760

約数和(自身を除く): 20791262

約数列:

[1, 2, 13, 17, 26, 34, 79, 158, 221, 442, 811, 1027, 1343, 1622, 2054, 2686, 10543, 13787, 17459, 21086, 27574, 34918, 64069, 128138, 179231, 358462, 832897, 1089173, 1665794, 2178346, 14159249, 28318498]

約数ペア:

[(1, 28318498), (2, 14159249), (13, 2178346), (17, 1665794), (26, 1089173), (34, 832897), (79, 358462), (158, 179231), (221, 128138), (442, 64069), (811, 34918), (1027, 27574), (1343, 21086), (1622, 17459), (2054, 13787), (2686, 10543)]