254865643917

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{211}}^1\times {\mathrm{421}}^1\times {\mathrm{557}}^1$

素因数の和:1310

約数の個数: 64

約数和(自身を含む): 366619177728

約数和(自身を除く): 111753533811

約数列:

[1, 3, 17, 51, 101, 211, 303, 421, 557, 633, 1263, 1671, 1717, 3587, 5151, 7157, 9469, 10761, 21311, 21471, 28407, 42521, 56257, 63933, 88831, 117527, 127563, 168771, 234497, 266493, 352581, 362287, 703491, 722857, 956369, 1086861, 1510127, 1997959, 2168571, 2869107, 3986449, 4530381, 5993877, 8971931, 11870227, 11959347, 23684197, 26915793, 35610681, 49478867, 71052591, 148436601, 152522827, 201793859, 402631349, 457568481, 605381577, 841140739, 1207894047, 2523422217, 4997365567, 14992096701, 84955214639, 254865643917]

約数ペア:

[(1, 254865643917), (3, 84955214639), (17, 14992096701), (51, 4997365567), (101, 2523422217), (211, 1207894047), (303, 841140739), (421, 605381577), (557, 457568481), (633, 402631349), (1263, 201793859), (1671, 152522827), (1717, 148436601), (3587, 71052591), (5151, 49478867), (7157, 35610681), (9469, 26915793), (10761, 23684197), (21311, 11959347), (21471, 11870227), (28407, 8971931), (42521, 5993877), (56257, 4530381), (63933, 3986449), (88831, 2869107), (117527, 2168571), (127563, 1997959), (168771, 1510127), (234497, 1086861), (266493, 956369), (352581, 722857), (362287, 703491)]