81465804

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{197}}^1\times {\mathrm{547}}^1$

素因数の和:764

約数の個数: 96

約数和(自身を含む): 243048960

約数和(自身を除く): 161583156

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 84, 108, 126, 189, 197, 252, 378, 394, 547, 591, 756, 788, 1094, 1182, 1379, 1641, 1773, 2188, 2364, 2758, 3282, 3546, 3829, 4137, 4923, 5319, 5516, 6564, 7092, 7658, 8274, 9846, 10638, 11487, 12411, 14769, 15316, 16548, 19692, 21276, 22974, 24822, 29538, 34461, 37233, 45948, 49644, 59076, 68922, 74466, 103383, 107759, 137844, 148932, 206766, 215518, 323277, 413532, 431036, 646554, 754313, 969831, 1293108, 1508626, 1939662, 2262939, 2909493, 3017252, 3879324, 4525878, 5818986, 6788817, 9051756, 11637972, 13577634, 20366451, 27155268, 40732902, 81465804]

約数ペア:

[(1, 81465804), (2, 40732902), (3, 27155268), (4, 20366451), (6, 13577634), (7, 11637972), (9, 9051756), (12, 6788817), (14, 5818986), (18, 4525878), (21, 3879324), (27, 3017252), (28, 2909493), (36, 2262939), (42, 1939662), (54, 1508626), (63, 1293108), (84, 969831), (108, 754313), (126, 646554), (189, 431036), (197, 413532), (252, 323277), (378, 215518), (394, 206766), (547, 148932), (591, 137844), (756, 107759), (788, 103383), (1094, 74466), (1182, 68922), (1379, 59076), (1641, 49644), (1773, 45948), (2188, 37233), (2364, 34461), (2758, 29538), (3282, 24822), (3546, 22974), (3829, 21276), (4137, 19692), (4923, 16548), (5319, 15316), (5516, 14769), (6564, 12411), (7092, 11487), (7658, 10638), (8274, 9846)]