218215635

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{251}}^1\times {\mathrm{479}}^1$

素因数の和:760

約数の個数: 48

約数和(自身を含む): 386104320

約数和(自身を除く): 167888685

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 251, 363, 479, 605, 753, 1255, 1437, 1815, 2395, 2761, 3765, 5269, 7185, 8283, 13805, 15807, 26345, 30371, 41415, 57959, 79035, 91113, 120229, 151855, 173877, 289795, 360687, 455565, 601145, 869385, 1322519, 1803435, 3967557, 6612595, 14547709, 19837785, 43643127, 72738545, 218215635]

約数ペア:

[(1, 218215635), (3, 72738545), (5, 43643127), (11, 19837785), (15, 14547709), (33, 6612595), (55, 3967557), (121, 1803435), (165, 1322519), (251, 869385), (363, 601145), (479, 455565), (605, 360687), (753, 289795), (1255, 173877), (1437, 151855), (1815, 120229), (2395, 91113), (2761, 79035), (3765, 57959), (5269, 41415), (7185, 30371), (8283, 26345), (13805, 15807)]