193956553

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 262656000

約数和(自身を除く): 68699447

約数列:

[1, 7, 17, 29, 31, 37, 49, 119, 203, 217, 259, 343, 493, 527, 629, 833, 899, 1073, 1147, 1421, 1519, 1813, 3451, 3689, 4403, 5831, 6293, 7511, 8029, 9947, 10633, 12691, 15283, 18241, 19499, 24157, 25823, 30821, 33263, 44051, 52577, 56203, 106981, 127687, 136493, 169099, 180761, 215747, 232841, 308357, 368039, 393421, 565471, 748867, 893809, 955451, 1629887, 3958297, 5242069, 6256663, 6688157, 11409209, 27708079, 193956553]

約数ペア:

[(1, 193956553), (7, 27708079), (17, 11409209), (29, 6688157), (31, 6256663), (37, 5242069), (49, 3958297), (119, 1629887), (203, 955451), (217, 893809), (259, 748867), (343, 565471), (493, 393421), (527, 368039), (629, 308357), (833, 232841), (899, 215747), (1073, 180761), (1147, 169099), (1421, 136493), (1519, 127687), (1813, 106981), (3451, 56203), (3689, 52577), (4403, 44051), (5831, 33263), (6293, 30821), (7511, 25823), (8029, 24157), (9947, 19499), (10633, 18241), (12691, 15283)]