131156028

素因数分解:

$2^2\times 3^2\times {\mathrm{23}}^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1$

素因数の和:224

約数の個数: 108

約数和(自身を含む): 355079088

約数和(自身を除く): 223923060

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 23, 36, 46, 69, 71, 92, 97, 138, 142, 194, 207, 213, 276, 284, 291, 388, 414, 426, 529, 582, 639, 828, 852, 873, 1058, 1164, 1278, 1587, 1633, 1746, 2116, 2231, 2556, 3174, 3266, 3492, 4462, 4761, 4899, 6348, 6532, 6693, 6887, 8924, 9522, 9798, 13386, 13774, 14697, 19044, 19596, 20079, 20661, 26772, 27548, 29394, 37559, 40158, 41322, 51313, 58788, 61983, 75118, 80316, 82644, 102626, 112677, 123966, 150236, 153939, 158401, 205252, 225354, 247932, 307878, 316802, 338031, 450708, 461817, 475203, 615756, 633604, 676062, 923634, 950406, 1352124, 1425609, 1847268, 1900812, 2851218, 3643223, 5702436, 7286446, 10929669, 14572892, 21859338, 32789007, 43718676, 65578014, 131156028]

約数ペア:

[(1, 131156028), (2, 65578014), (3, 43718676), (4, 32789007), (6, 21859338), (9, 14572892), (12, 10929669), (18, 7286446), (23, 5702436), (36, 3643223), (46, 2851218), (69, 1900812), (71, 1847268), (92, 1425609), (97, 1352124), (138, 950406), (142, 923634), (194, 676062), (207, 633604), (213, 615756), (276, 475203), (284, 461817), (291, 450708), (388, 338031), (414, 316802), (426, 307878), (529, 247932), (582, 225354), (639, 205252), (828, 158401), (852, 153939), (873, 150236), (1058, 123966), (1164, 112677), (1278, 102626), (1587, 82644), (1633, 80316), (1746, 75118), (2116, 61983), (2231, 58788), (2556, 51313), (3174, 41322), (3266, 40158), (3492, 37559), (4462, 29394), (4761, 27548), (4899, 26772), (6348, 20661), (6532, 20079), (6693, 19596), (6887, 19044), (8924, 14697), (9522, 13774), (9798, 13386)]