28407117895

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{839}}^1\times {\mathrm{2357}}^1$

素因数の和:3244

約数の個数: 48

約数和(自身を含む): 39146950080

約数和(自身を除く): 10739832185

約数列:

[1, 5, 13, 17, 65, 85, 169, 221, 839, 845, 1105, 2357, 2873, 4195, 10907, 11785, 14263, 14365, 30641, 40069, 54535, 71315, 141791, 153205, 185419, 200345, 398333, 520897, 708955, 927095, 1977523, 1991665, 2410447, 2604485, 6771661, 9887615, 12052235, 25707799, 33617891, 33858305, 128538995, 168089455, 334201387, 437032583, 1671006935, 2185162915, 5681423579, 28407117895]

約数ペア:

[(1, 28407117895), (5, 5681423579), (13, 2185162915), (17, 1671006935), (65, 437032583), (85, 334201387), (169, 168089455), (221, 128538995), (839, 33858305), (845, 33617891), (1105, 25707799), (2357, 12052235), (2873, 9887615), (4195, 6771661), (10907, 2604485), (11785, 2410447), (14263, 1991665), (14365, 1977523), (30641, 927095), (40069, 708955), (54535, 520897), (71315, 398333), (141791, 200345), (153205, 185419)]