389724688

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{251}}^1\times {\mathrm{1831}}^1$

素因数の和:2143

約数の個数: 40

約数和(自身を含む): 772825536

約数和(自身を除く): 383100848

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 251, 424, 502, 848, 1004, 1831, 2008, 3662, 4016, 7324, 13303, 14648, 26606, 29296, 53212, 97043, 106424, 194086, 212848, 388172, 459581, 776344, 919162, 1552688, 1838324, 3676648, 7353296, 24357793, 48715586, 97431172, 194862344, 389724688]

約数ペア:

[(1, 389724688), (2, 194862344), (4, 97431172), (8, 48715586), (16, 24357793), (53, 7353296), (106, 3676648), (212, 1838324), (251, 1552688), (424, 919162), (502, 776344), (848, 459581), (1004, 388172), (1831, 212848), (2008, 194086), (3662, 106424), (4016, 97043), (7324, 53212), (13303, 29296), (14648, 26606)]