243166976

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2357}}^1$

素因数の和:2417

約数の個数: 72

約数和(自身を含む): 539812224

約数和(自身を除く): 296645248

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 496, 806, 832, 992, 1612, 1664, 1984, 2357, 3224, 3328, 3968, 4714, 6448, 7936, 9428, 12896, 18856, 25792, 30641, 37712, 51584, 61282, 73067, 75424, 103168, 122564, 146134, 150848, 245128, 292268, 301696, 490256, 584536, 603392, 949871, 980512, 1169072, 1899742, 1961024, 2338144, 3799484, 3922048, 4676288, 7598968, 7844096, 9352576, 15197936, 18705152, 30395872, 60791744, 121583488, 243166976]

約数ペア:

[(1, 243166976), (2, 121583488), (4, 60791744), (8, 30395872), (13, 18705152), (16, 15197936), (26, 9352576), (31, 7844096), (32, 7598968), (52, 4676288), (62, 3922048), (64, 3799484), (104, 2338144), (124, 1961024), (128, 1899742), (208, 1169072), (248, 980512), (256, 949871), (403, 603392), (416, 584536), (496, 490256), (806, 301696), (832, 292268), (992, 245128), (1612, 150848), (1664, 146134), (1984, 122564), (2357, 103168), (3224, 75424), (3328, 73067), (3968, 61282), (4714, 51584), (6448, 37712), (7936, 30641), (9428, 25792), (12896, 18856)]