209217816

素因数分解:

$2^3\times 3^4\times {\mathrm{19}}^1\times {\mathrm{16993}}^1$

素因数の和:17030

約数の個数: 80

約数和(自身を含む): 616882200

約数和(自身を除く): 407664384

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 27, 36, 38, 54, 57, 72, 76, 81, 108, 114, 152, 162, 171, 216, 228, 324, 342, 456, 513, 648, 684, 1026, 1368, 1539, 2052, 3078, 4104, 6156, 12312, 16993, 33986, 50979, 67972, 101958, 135944, 152937, 203916, 305874, 322867, 407832, 458811, 611748, 645734, 917622, 968601, 1223496, 1291468, 1376433, 1835244, 1937202, 2582936, 2752866, 2905803, 3670488, 3874404, 5505732, 5811606, 7748808, 8717409, 11011464, 11623212, 17434818, 23246424, 26152227, 34869636, 52304454, 69739272, 104608908, 209217816]

約数ペア:

[(1, 209217816), (2, 104608908), (3, 69739272), (4, 52304454), (6, 34869636), (8, 26152227), (9, 23246424), (12, 17434818), (18, 11623212), (19, 11011464), (24, 8717409), (27, 7748808), (36, 5811606), (38, 5505732), (54, 3874404), (57, 3670488), (72, 2905803), (76, 2752866), (81, 2582936), (108, 1937202), (114, 1835244), (152, 1376433), (162, 1291468), (171, 1223496), (216, 968601), (228, 917622), (324, 645734), (342, 611748), (456, 458811), (513, 407832), (648, 322867), (684, 305874), (1026, 203916), (1368, 152937), (1539, 135944), (2052, 101958), (3078, 67972), (4104, 50979), (6156, 33986), (12312, 16993)]