421567408

素因数分解:

$2^4\times {\mathrm{73}}^1\times {\mathrm{277}}^1\times {\mathrm{1303}}^1$

素因数の和:1661

約数の個数: 40

約数和(自身を含む): 831602528

約数和(自身を除く): 410035120

約数列:

[1, 2, 4, 8, 16, 73, 146, 277, 292, 554, 584, 1108, 1168, 1303, 2216, 2606, 4432, 5212, 10424, 20221, 20848, 40442, 80884, 95119, 161768, 190238, 323536, 360931, 380476, 721862, 760952, 1443724, 1521904, 2887448, 5774896, 26347963, 52695926, 105391852, 210783704, 421567408]

約数ペア:

[(1, 421567408), (2, 210783704), (4, 105391852), (8, 52695926), (16, 26347963), (73, 5774896), (146, 2887448), (277, 1521904), (292, 1443724), (554, 760952), (584, 721862), (1108, 380476), (1168, 360931), (1303, 323536), (2216, 190238), (2606, 161768), (4432, 95119), (5212, 80884), (10424, 40442), (20221, 20848)]