812821212

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{197}}^1\times {\mathrm{2339}}^1$

素因数の和:2560

約数の個数: 108

約数和(自身を含む): 2403240840

約数和(自身を除く): 1590419628

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 197, 252, 294, 394, 441, 588, 591, 788, 882, 1182, 1379, 1764, 1773, 2339, 2364, 2758, 3546, 4137, 4678, 5516, 7017, 7092, 8274, 9356, 9653, 12411, 14034, 16373, 16548, 19306, 21051, 24822, 28068, 28959, 32746, 38612, 42102, 49119, 49644, 57918, 65492, 84204, 86877, 98238, 114611, 115836, 147357, 173754, 196476, 229222, 294714, 343833, 347508, 458444, 460783, 589428, 687666, 921566, 1031499, 1375332, 1382349, 1843132, 2062998, 2764698, 3225481, 4125996, 4147047, 5529396, 6450962, 8294094, 9676443, 12901924, 16588188, 19352886, 22578367, 29029329, 38705772, 45156734, 58058658, 67735101, 90313468, 116117316, 135470202, 203205303, 270940404, 406410606, 812821212]

約数ペア:

[(1, 812821212), (2, 406410606), (3, 270940404), (4, 203205303), (6, 135470202), (7, 116117316), (9, 90313468), (12, 67735101), (14, 58058658), (18, 45156734), (21, 38705772), (28, 29029329), (36, 22578367), (42, 19352886), (49, 16588188), (63, 12901924), (84, 9676443), (98, 8294094), (126, 6450962), (147, 5529396), (196, 4147047), (197, 4125996), (252, 3225481), (294, 2764698), (394, 2062998), (441, 1843132), (588, 1382349), (591, 1375332), (788, 1031499), (882, 921566), (1182, 687666), (1379, 589428), (1764, 460783), (1773, 458444), (2339, 347508), (2364, 343833), (2758, 294714), (3546, 229222), (4137, 196476), (4678, 173754), (5516, 147357), (7017, 115836), (7092, 114611), (8274, 98238), (9356, 86877), (9653, 84204), (12411, 65492), (14034, 57918), (16373, 49644), (16548, 49119), (19306, 42102), (21051, 38612), (24822, 32746), (28068, 28959)]