389601948

素因数分解:

$2^2\times 3^1\times {\mathrm{163}}^1\times {\mathrm{409}}^1\times {\mathrm{487}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 918767360

約数和(自身を除く): 529165412

約数列:

[1, 2, 3, 4, 6, 12, 163, 326, 409, 487, 489, 652, 818, 974, 978, 1227, 1461, 1636, 1948, 1956, 2454, 2922, 4908, 5844, 66667, 79381, 133334, 158762, 199183, 200001, 238143, 266668, 317524, 398366, 400002, 476286, 597549, 796732, 800004, 952572, 1195098, 2390196, 32466829, 64933658, 97400487, 129867316, 194800974, 389601948]

約数ペア:

[(1, 389601948), (2, 194800974), (3, 129867316), (4, 97400487), (6, 64933658), (12, 32466829), (163, 2390196), (326, 1195098), (409, 952572), (487, 800004), (489, 796732), (652, 597549), (818, 476286), (974, 400002), (978, 398366), (1227, 317524), (1461, 266668), (1636, 238143), (1948, 200001), (1956, 199183), (2454, 158762), (2922, 133334), (4908, 79381), (5844, 66667)]