287946828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{6343}}^1$

素因数の和:6463

約数の個数: 72

約数和(自身を含む): 792061088

約数和(自身を除く): 504114260

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, 3492, 3783, 5044, 6343, 7566, 11349, 12686, 15132, 19029, 22698, 25372, 38058, 45396, 57087, 76116, 82459, 114174, 164918, 228348, 247377, 329836, 494754, 615271, 742131, 989508, 1230542, 1484262, 1845813, 2461084, 2968524, 3691626, 5537439, 7383252, 7998523, 11074878, 15997046, 22149756, 23995569, 31994092, 47991138, 71986707, 95982276, 143973414, 287946828]

約数ペア:

[(1, 287946828), (2, 143973414), (3, 95982276), (4, 71986707), (6, 47991138), (9, 31994092), (12, 23995569), (13, 22149756), (18, 15997046), (26, 11074878), (36, 7998523), (39, 7383252), (52, 5537439), (78, 3691626), (97, 2968524), (117, 2461084), (156, 1845813), (194, 1484262), (234, 1230542), (291, 989508), (388, 742131), (468, 615271), (582, 494754), (873, 329836), (1164, 247377), (1261, 228348), (1746, 164918), (2522, 114174), (3492, 82459), (3783, 76116), (5044, 57087), (6343, 45396), (7566, 38058), (11349, 25372), (12686, 22698), (15132, 19029)]