209212234

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{509}}^1$

素因数の和:703

約数の個数: 64

約数和(自身を含む): 417726720

約数和(自身を除く): 208514486

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 157, 187, 238, 314, 374, 509, 1018, 1099, 1309, 1727, 2198, 2618, 2669, 3454, 3563, 5338, 5599, 7126, 8653, 11198, 12089, 17306, 18683, 24178, 29359, 37366, 39193, 58718, 60571, 78386, 79913, 95183, 121142, 159826, 190366, 205513, 411026, 559391, 666281, 879043, 1118782, 1332562, 1358521, 1758086, 2717042, 6153301, 9509647, 12306602, 14943731, 19019294, 29887462, 104606117, 209212234]

約数ペア:

[(1, 209212234), (2, 104606117), (7, 29887462), (11, 19019294), (14, 14943731), (17, 12306602), (22, 9509647), (34, 6153301), (77, 2717042), (119, 1758086), (154, 1358521), (157, 1332562), (187, 1118782), (238, 879043), (314, 666281), (374, 559391), (509, 411026), (1018, 205513), (1099, 190366), (1309, 159826), (1727, 121142), (2198, 95183), (2618, 79913), (2669, 78386), (3454, 60571), (3563, 58718), (5338, 39193), (5599, 37366), (7126, 29359), (8653, 24178), (11198, 18683), (12089, 17306)]