8081745

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{4051}}^1$

素因数の和:4085

約数の個数: 32

約数和(自身を含む): 15559680

約数和(自身を除く): 7477935

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 95, 105, 133, 285, 399, 665, 1995, 4051, 12153, 20255, 28357, 60765, 76969, 85071, 141785, 230907, 384845, 425355, 538783, 1154535, 1616349, 2693915, 8081745]

約数ペア:

[(1, 8081745), (3, 2693915), (5, 1616349), (7, 1154535), (15, 538783), (19, 425355), (21, 384845), (35, 230907), (57, 141785), (95, 85071), (105, 76969), (133, 60765), (285, 28357), (399, 20255), (665, 12153), (1995, 4051)]