28238704

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{1069}}^1$

素因数の和:1217

約数の個数: 40

約数和(自身を含む): 59440640

約数和(自身を除く): 31201936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1069, 1651, 2032, 2138, 3302, 4276, 6604, 8552, 13208, 13897, 17104, 26416, 27794, 55588, 111176, 135763, 222352, 271526, 543052, 1086104, 1764919, 2172208, 3529838, 7059676, 14119352, 28238704]

約数ペア:

[(1, 28238704), (2, 14119352), (4, 7059676), (8, 3529838), (13, 2172208), (16, 1764919), (26, 1086104), (52, 543052), (104, 271526), (127, 222352), (208, 135763), (254, 111176), (508, 55588), (1016, 27794), (1069, 26416), (1651, 17104), (2032, 13897), (2138, 13208), (3302, 8552), (4276, 6604)]