247287248

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{38351}}^1$

素因数の和:38403

約数の個数: 40

約数和(自身を含む): 532632576

約数和(自身を除く): 285345328

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 38351, 76702, 153404, 306808, 498563, 613616, 997126, 1188881, 1994252, 2377762, 3988504, 4755524, 7977008, 9511048, 15455453, 19022096, 30910906, 61821812, 123643624, 247287248]

約数ペア:

[(1, 247287248), (2, 123643624), (4, 61821812), (8, 30910906), (13, 19022096), (16, 15455453), (26, 9511048), (31, 7977008), (52, 4755524), (62, 3988504), (104, 2377762), (124, 1994252), (208, 1188881), (248, 997126), (403, 613616), (496, 498563), (806, 306808), (1612, 153404), (3224, 76702), (6448, 38351)]