420357808

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{15913}}^1$

素因数の和:16061

約数の個数: 40

約数和(自身を含む): 884054528

約数和(自身を除く): 463696720

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 127, 208, 254, 508, 1016, 1651, 2032, 3302, 6604, 13208, 15913, 26416, 31826, 63652, 127304, 206869, 254608, 413738, 827476, 1654952, 2020951, 3309904, 4041902, 8083804, 16167608, 26272363, 32335216, 52544726, 105089452, 210178904, 420357808]

約数ペア:

[(1, 420357808), (2, 210178904), (4, 105089452), (8, 52544726), (13, 32335216), (16, 26272363), (26, 16167608), (52, 8083804), (104, 4041902), (127, 3309904), (208, 2020951), (254, 1654952), (508, 827476), (1016, 413738), (1651, 254608), (2032, 206869), (3302, 127304), (6604, 63652), (13208, 31826), (15913, 26416)]