72512265

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{1913}}^1$

素因数の和:1966

約数の個数: 48

約数和(自身を含む): 140012928

約数和(自身を除く): 67500663

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 361, 399, 665, 1083, 1805, 1913, 1995, 2527, 5415, 5739, 7581, 9565, 12635, 13391, 28695, 36347, 37905, 40173, 66955, 109041, 181735, 200865, 254429, 545205, 690593, 763287, 1272145, 2071779, 3452965, 3816435, 4834151, 10358895, 14502453, 24170755, 72512265]

約数ペア:

[(1, 72512265), (3, 24170755), (5, 14502453), (7, 10358895), (15, 4834151), (19, 3816435), (21, 3452965), (35, 2071779), (57, 1272145), (95, 763287), (105, 690593), (133, 545205), (285, 254429), (361, 200865), (399, 181735), (665, 109041), (1083, 66955), (1805, 40173), (1913, 37905), (1995, 36347), (2527, 28695), (5415, 13391), (5739, 12635), (7581, 9565)]