217645064

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{42709}}^1$

素因数の和:42742

約数の個数: 48

約数和(自身を含む): 511238700

約数和(自身を除く): 293593636

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 42709, 85418, 170836, 298963, 341672, 555217, 597926, 1110434, 1195852, 2092741, 2220868, 2391704, 3886519, 4185482, 4441736, 7773038, 8370964, 15546076, 16741928, 27205633, 31092152, 54411266, 108822532, 217645064]

約数ペア:

[(1, 217645064), (2, 108822532), (4, 54411266), (7, 31092152), (8, 27205633), (13, 16741928), (14, 15546076), (26, 8370964), (28, 7773038), (49, 4441736), (52, 4185482), (56, 3886519), (91, 2391704), (98, 2220868), (104, 2092741), (182, 1195852), (196, 1110434), (364, 597926), (392, 555217), (637, 341672), (728, 298963), (1274, 170836), (2548, 85418), (5096, 42709)]