193938423

素因数分解:

$3^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{181}}^1\times {\mathrm{197}}^1$

素因数の和:432

約数の個数: 48

約数和(自身を含む): 312215904

約数和(自身を除く): 118277481

約数列:

[1, 3, 7, 21, 37, 49, 111, 147, 181, 197, 259, 543, 591, 777, 1267, 1379, 1813, 3801, 4137, 5439, 6697, 7289, 8869, 9653, 20091, 21867, 26607, 28959, 35657, 46879, 51023, 106971, 140637, 153069, 249599, 328153, 357161, 748797, 984459, 1071483, 1319309, 1747193, 3957927, 5241579, 9235163, 27705489, 64646141, 193938423]

約数ペア:

[(1, 193938423), (3, 64646141), (7, 27705489), (21, 9235163), (37, 5241579), (49, 3957927), (111, 1747193), (147, 1319309), (181, 1071483), (197, 984459), (259, 748797), (543, 357161), (591, 328153), (777, 249599), (1267, 153069), (1379, 140637), (1813, 106971), (3801, 51023), (4137, 46879), (5439, 35657), (6697, 28959), (7289, 26607), (8869, 21867), (9653, 20091)]