388640248

素因数分解:

$2^3\times {\mathrm{163}}^1\times {\mathrm{491}}^1\times {\mathrm{607}}^1$

素因数の和:1267

約数の個数: 32

約数和(自身を含む): 735874560

約数和(自身を除く): 347234312

約数列:

[1, 2, 4, 8, 163, 326, 491, 607, 652, 982, 1214, 1304, 1964, 2428, 3928, 4856, 80033, 98941, 160066, 197882, 298037, 320132, 395764, 596074, 640264, 791528, 1192148, 2384296, 48580031, 97160062, 194320124, 388640248]

約数ペア:

[(1, 388640248), (2, 194320124), (4, 97160062), (8, 48580031), (163, 2384296), (326, 1192148), (491, 791528), (607, 640264), (652, 596074), (982, 395764), (1214, 320132), (1304, 298037), (1964, 197882), (2428, 160066), (3928, 98941), (4856, 80033)]