98861945

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1$

素因数の和:262

約数の個数: 64

約数和(自身を含む): 155172864

約数和(自身を除く): 56310919

約数列:

[1, 5, 7, 13, 31, 35, 43, 65, 91, 155, 163, 215, 217, 301, 403, 455, 559, 815, 1085, 1141, 1333, 1505, 2015, 2119, 2795, 2821, 3913, 5053, 5705, 6665, 7009, 9331, 10595, 14105, 14833, 17329, 19565, 25265, 35045, 35371, 46655, 49063, 65689, 74165, 86645, 91117, 121303, 176855, 217279, 245315, 328445, 455585, 459823, 606515, 637819, 1086395, 1520953, 2299115, 2824627, 3189095, 7604765, 14123135, 19772389, 98861945]

約数ペア:

[(1, 98861945), (5, 19772389), (7, 14123135), (13, 7604765), (31, 3189095), (35, 2824627), (43, 2299115), (65, 1520953), (91, 1086395), (155, 637819), (163, 606515), (215, 459823), (217, 455585), (301, 328445), (403, 245315), (455, 217279), (559, 176855), (815, 121303), (1085, 91117), (1141, 86645), (1333, 74165), (1505, 65689), (2015, 49063), (2119, 46655), (2795, 35371), (2821, 35045), (3913, 25265), (5053, 19565), (5705, 17329), (6665, 14833), (7009, 14105), (9331, 10595)]