63811785

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1$

素因数の和:238

約数の個数: 64

約数和(自身を含む): 113541120

約数和(自身を除く): 49729335

約数列:

[1, 3, 5, 15, 19, 41, 43, 57, 95, 123, 127, 129, 205, 215, 285, 381, 615, 635, 645, 779, 817, 1763, 1905, 2337, 2413, 2451, 3895, 4085, 5207, 5289, 5461, 7239, 8815, 11685, 12065, 12255, 15621, 16383, 26035, 26445, 27305, 33497, 36195, 78105, 81915, 98933, 100491, 103759, 167485, 223901, 296799, 311277, 494665, 502455, 518795, 671703, 1119505, 1483995, 1556385, 3358515, 4254119, 12762357, 21270595, 63811785]

約数ペア:

[(1, 63811785), (3, 21270595), (5, 12762357), (15, 4254119), (19, 3358515), (41, 1556385), (43, 1483995), (57, 1119505), (95, 671703), (123, 518795), (127, 502455), (129, 494665), (205, 311277), (215, 296799), (285, 223901), (381, 167485), (615, 103759), (635, 100491), (645, 98933), (779, 81915), (817, 78105), (1763, 36195), (1905, 33497), (2337, 27305), (2413, 26445), (2451, 26035), (3895, 16383), (4085, 15621), (5207, 12255), (5289, 12065), (5461, 11685), (7239, 8815)]