289328048

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{647}}^1\times {\mathrm{1471}}^1$

素因数の和:2145

約数の個数: 40

約数和(自身を含む): 591390720

約数和(自身を除く): 302062672

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 647, 1294, 1471, 2588, 2942, 5176, 5884, 10352, 11768, 12293, 23536, 24586, 27949, 49172, 55898, 98344, 111796, 196688, 223592, 447184, 951737, 1903474, 3806948, 7613896, 15227792, 18083003, 36166006, 72332012, 144664024, 289328048]

約数ペア:

[(1, 289328048), (2, 144664024), (4, 72332012), (8, 36166006), (16, 18083003), (19, 15227792), (38, 7613896), (76, 3806948), (152, 1903474), (304, 951737), (647, 447184), (1294, 223592), (1471, 196688), (2588, 111796), (2942, 98344), (5176, 55898), (5884, 49172), (10352, 27949), (11768, 24586), (12293, 23536)]