397681919

素因数分解:

${\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1\times {\mathrm{2251}}^1$

素因数の和:2462

約数の個数: 16

約数和(自身を含む): 423736320

約数和(自身を除く): 26054401

約数列:

[1, 31, 41, 139, 1271, 2251, 4309, 5699, 69781, 92291, 176669, 312889, 2861021, 9699559, 12828449, 397681919]

約数ペア:

[(1, 397681919), (31, 12828449), (41, 9699559), (139, 2861021), (1271, 312889), (2251, 176669), (4309, 92291), (5699, 69781)]