247796532

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3343}}^1$

素因数の和:3453

約数の個数: 72

約数和(自身を含む): 657296640

約数和(自身を除く): 409500108

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 71, 87, 116, 142, 174, 213, 261, 284, 348, 426, 522, 639, 852, 1044, 1278, 2059, 2556, 3343, 4118, 6177, 6686, 8236, 10029, 12354, 13372, 18531, 20058, 24708, 30087, 37062, 40116, 60174, 74124, 96947, 120348, 193894, 237353, 290841, 387788, 474706, 581682, 712059, 872523, 949412, 1163364, 1424118, 1745046, 2136177, 2848236, 3490092, 4272354, 6883237, 8544708, 13766474, 20649711, 27532948, 41299422, 61949133, 82598844, 123898266, 247796532]

約数ペア:

[(1, 247796532), (2, 123898266), (3, 82598844), (4, 61949133), (6, 41299422), (9, 27532948), (12, 20649711), (18, 13766474), (29, 8544708), (36, 6883237), (58, 4272354), (71, 3490092), (87, 2848236), (116, 2136177), (142, 1745046), (174, 1424118), (213, 1163364), (261, 949412), (284, 872523), (348, 712059), (426, 581682), (522, 474706), (639, 387788), (852, 290841), (1044, 237353), (1278, 193894), (2059, 120348), (2556, 96947), (3343, 74124), (4118, 60174), (6177, 40116), (6686, 37062), (8236, 30087), (10029, 24708), (12354, 20058), (13372, 18531)]