31132465

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{1291}}^1$

素因数の和:1369

約数の個数: 32

約数和(自身を含む): 46884096

約数和(自身を除く): 15751631

約数列:

[1, 5, 7, 13, 35, 53, 65, 91, 265, 371, 455, 689, 1291, 1855, 3445, 4823, 6455, 9037, 16783, 24115, 45185, 68423, 83915, 117481, 342115, 478961, 587405, 889499, 2394805, 4447495, 6226493, 31132465]

約数ペア:

[(1, 31132465), (5, 6226493), (7, 4447495), (13, 2394805), (35, 889499), (53, 587405), (65, 478961), (91, 342115), (265, 117481), (371, 83915), (455, 68423), (689, 45185), (1291, 24115), (1855, 16783), (3445, 9037), (4823, 6455)]