263864916

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{7993}}^1$

素因数の和:8141

約数の個数: 72

約数和(自身を含む): 768191424

約数和(自身を除く): 504326508

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 131, 252, 262, 393, 524, 786, 917, 1179, 1572, 1834, 2358, 2751, 3668, 4716, 5502, 7993, 8253, 11004, 15986, 16506, 23979, 31972, 33012, 47958, 55951, 71937, 95916, 111902, 143874, 167853, 223804, 287748, 335706, 503559, 671412, 1007118, 1047083, 2014236, 2094166, 3141249, 4188332, 6282498, 7329581, 9423747, 12564996, 14659162, 18847494, 21988743, 29318324, 37694988, 43977486, 65966229, 87954972, 131932458, 263864916]

約数ペア:

[(1, 263864916), (2, 131932458), (3, 87954972), (4, 65966229), (6, 43977486), (7, 37694988), (9, 29318324), (12, 21988743), (14, 18847494), (18, 14659162), (21, 12564996), (28, 9423747), (36, 7329581), (42, 6282498), (63, 4188332), (84, 3141249), (126, 2094166), (131, 2014236), (252, 1047083), (262, 1007118), (393, 671412), (524, 503559), (786, 335706), (917, 287748), (1179, 223804), (1572, 167853), (1834, 143874), (2358, 111902), (2751, 95916), (3668, 71937), (4716, 55951), (5502, 47958), (7993, 33012), (8253, 31972), (11004, 23979), (15986, 16506)]