72157206

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{4157}}^1$

素因数の和:4436

約数の個数: 32

約数和(自身を含む): 158070528

約数和(自身を除く): 85913322

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 263, 526, 789, 1578, 2893, 4157, 5786, 8314, 8679, 12471, 17358, 24942, 45727, 91454, 137181, 274362, 1093291, 2186582, 3279873, 6559746, 12026201, 24052402, 36078603, 72157206]

約数ペア:

[(1, 72157206), (2, 36078603), (3, 24052402), (6, 12026201), (11, 6559746), (22, 3279873), (33, 2186582), (66, 1093291), (263, 274362), (526, 137181), (789, 91454), (1578, 45727), (2893, 24942), (4157, 17358), (5786, 12471), (8314, 8679)]