245969412

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{21599}}^1$

素因数の和:21692

約数の個数: 48

約数和(自身を含む): 626572800

約数和(自身を除く): 380603388

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 73, 78, 146, 156, 219, 292, 438, 876, 949, 1898, 2847, 3796, 5694, 11388, 21599, 43198, 64797, 86396, 129594, 259188, 280787, 561574, 842361, 1123148, 1576727, 1684722, 3153454, 3369444, 4730181, 6306908, 9460362, 18920724, 20497451, 40994902, 61492353, 81989804, 122984706, 245969412]

約数ペア:

[(1, 245969412), (2, 122984706), (3, 81989804), (4, 61492353), (6, 40994902), (12, 20497451), (13, 18920724), (26, 9460362), (39, 6306908), (52, 4730181), (73, 3369444), (78, 3153454), (146, 1684722), (156, 1576727), (219, 1123148), (292, 842361), (438, 561574), (876, 280787), (949, 259188), (1898, 129594), (2847, 86396), (3796, 64797), (5694, 43198), (11388, 21599)]