211709784

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{61687}}^1$

素因数の和:61720

約数の個数: 64

約数和(自身を含む): 621815040

約数和(自身を除く): 410105256

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 13, 22, 24, 26, 33, 39, 44, 52, 66, 78, 88, 104, 132, 143, 156, 264, 286, 312, 429, 572, 858, 1144, 1716, 3432, 61687, 123374, 185061, 246748, 370122, 493496, 678557, 740244, 801931, 1357114, 1480488, 1603862, 2035671, 2405793, 2714228, 3207724, 4071342, 4811586, 5428456, 6415448, 8142684, 8821241, 9623172, 16285368, 17642482, 19246344, 26463723, 35284964, 52927446, 70569928, 105854892, 211709784]

約数ペア:

[(1, 211709784), (2, 105854892), (3, 70569928), (4, 52927446), (6, 35284964), (8, 26463723), (11, 19246344), (12, 17642482), (13, 16285368), (22, 9623172), (24, 8821241), (26, 8142684), (33, 6415448), (39, 5428456), (44, 4811586), (52, 4071342), (66, 3207724), (78, 2714228), (88, 2405793), (104, 2035671), (132, 1603862), (143, 1480488), (156, 1357114), (264, 801931), (286, 740244), (312, 678557), (429, 493496), (572, 370122), (858, 246748), (1144, 185061), (1716, 123374), (3432, 61687)]