2388015

素因数分解:

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

素因数の和:66

約数の個数: 72

約数和(自身を含む): 5212080

約数和(自身を除く): 2824065

約数列:

[1, 3, 5, 7, 9, 15, 19, 21, 27, 35, 45, 49, 57, 63, 95, 105, 133, 135, 147, 171, 189, 245, 285, 315, 361, 399, 441, 513, 665, 735, 855, 931, 945, 1083, 1197, 1323, 1805, 1995, 2205, 2527, 2565, 2793, 3249, 3591, 4655, 5415, 5985, 6615, 7581, 8379, 9747, 12635, 13965, 16245, 17689, 17955, 22743, 25137, 37905, 41895, 48735, 53067, 68229, 88445, 113715, 125685, 159201, 265335, 341145, 477603, 796005, 2388015]

約数ペア:

[(1, 2388015), (3, 796005), (5, 477603), (7, 341145), (9, 265335), (15, 159201), (19, 125685), (21, 113715), (27, 88445), (35, 68229), (45, 53067), (49, 48735), (57, 41895), (63, 37905), (95, 25137), (105, 22743), (133, 17955), (135, 17689), (147, 16245), (171, 13965), (189, 12635), (245, 9747), (285, 8379), (315, 7581), (361, 6615), (399, 5985), (441, 5415), (513, 4655), (665, 3591), (735, 3249), (855, 2793), (931, 2565), (945, 2527), (1083, 2205), (1197, 1995), (1323, 1805)]