84213612

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2551}}^1$

素因数の和:2699

約数の個数: 72

約数和(自身を含む): 245236992

約数和(自身を除く): 161023380

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, 2551, 2751, 3668, 4716, 5102, 5502, 7653, 8253, 10204, 11004, 15306, 16506, 17857, 22959, 30612, 33012, 35714, 45918, 53571, 71428, 91836, 107142, 160713, 214284, 321426, 334181, 642852, 668362, 1002543, 1336724, 2005086, 2339267, 3007629, 4010172, 4678534, 6015258, 7017801, 9357068, 12030516, 14035602, 21053403, 28071204, 42106806, 84213612]

約数ペア:

[(1, 84213612), (2, 42106806), (3, 28071204), (4, 21053403), (6, 14035602), (7, 12030516), (9, 9357068), (12, 7017801), (14, 6015258), (18, 4678534), (21, 4010172), (28, 3007629), (36, 2339267), (42, 2005086), (63, 1336724), (84, 1002543), (126, 668362), (131, 642852), (252, 334181), (262, 321426), (393, 214284), (524, 160713), (786, 107142), (917, 91836), (1179, 71428), (1572, 53571), (1834, 45918), (2358, 35714), (2551, 33012), (2751, 30612), (3668, 22959), (4716, 17857), (5102, 16506), (5502, 15306), (7653, 11004), (8253, 10204)]