131512212

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{2897}}^1$

素因数の和:3017

約数の個数: 72

約数和(自身を含む): 361821096

約数和(自身を除く): 230308884

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 97, 117, 156, 194, 234, 291, 388, 468, 582, 873, 1164, 1261, 1746, 2522, 2897, 3492, 3783, 5044, 5794, 7566, 8691, 11349, 11588, 15132, 17382, 22698, 26073, 34764, 37661, 45396, 52146, 75322, 104292, 112983, 150644, 225966, 281009, 338949, 451932, 562018, 677898, 843027, 1124036, 1355796, 1686054, 2529081, 3372108, 3653117, 5058162, 7306234, 10116324, 10959351, 14612468, 21918702, 32878053, 43837404, 65756106, 131512212]

約数ペア:

[(1, 131512212), (2, 65756106), (3, 43837404), (4, 32878053), (6, 21918702), (9, 14612468), (12, 10959351), (13, 10116324), (18, 7306234), (26, 5058162), (36, 3653117), (39, 3372108), (52, 2529081), (78, 1686054), (97, 1355796), (117, 1124036), (156, 843027), (194, 677898), (234, 562018), (291, 451932), (388, 338949), (468, 281009), (582, 225966), (873, 150644), (1164, 112983), (1261, 104292), (1746, 75322), (2522, 52146), (2897, 45396), (3492, 37661), (3783, 34764), (5044, 26073), (5794, 22698), (7566, 17382), (8691, 15132), (11349, 11588)]