42993765

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1307}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 80803008

約数和(自身を除く): 37809243

約数列:

[1, 3, 5, 9, 15, 17, 43, 45, 51, 85, 129, 153, 215, 255, 387, 645, 731, 765, 1307, 1935, 2193, 3655, 3921, 6535, 6579, 10965, 11763, 19605, 22219, 32895, 56201, 58815, 66657, 111095, 168603, 199971, 281005, 333285, 505809, 843015, 955417, 999855, 2529045, 2866251, 4777085, 8598753, 14331255, 42993765]

約数ペア:

[(1, 42993765), (3, 14331255), (5, 8598753), (9, 4777085), (15, 2866251), (17, 2529045), (43, 999855), (45, 955417), (51, 843015), (85, 505809), (129, 333285), (153, 281005), (215, 199971), (255, 168603), (387, 111095), (645, 66657), (731, 58815), (765, 56201), (1307, 32895), (1935, 22219), (2193, 19605), (3655, 11763), (3921, 10965), (6535, 6579)]