210940114

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{409}}^1$

素因数の和:643

約数の個数: 64

約数和(自身を含む): 420837120

約数和(自身を除く): 209897006

約数列:

[1, 2, 7, 11, 14, 17, 22, 34, 77, 119, 154, 187, 197, 238, 374, 394, 409, 818, 1309, 1379, 2167, 2618, 2758, 2863, 3349, 4334, 4499, 5726, 6698, 6953, 8998, 13906, 15169, 23443, 30338, 31493, 36839, 46886, 48671, 62986, 73678, 76483, 80573, 97342, 152966, 161146, 257873, 515746, 535381, 564011, 886303, 1070762, 1128022, 1369741, 1772606, 2739482, 6204121, 9588187, 12408242, 15067151, 19176374, 30134302, 105470057, 210940114]

約数ペア:

[(1, 210940114), (2, 105470057), (7, 30134302), (11, 19176374), (14, 15067151), (17, 12408242), (22, 9588187), (34, 6204121), (77, 2739482), (119, 1772606), (154, 1369741), (187, 1128022), (197, 1070762), (238, 886303), (374, 564011), (394, 535381), (409, 515746), (818, 257873), (1309, 161146), (1379, 152966), (2167, 97342), (2618, 80573), (2758, 76483), (2863, 73678), (3349, 62986), (4334, 48671), (4499, 46886), (5726, 36839), (6698, 31493), (6953, 30338), (8998, 23443), (13906, 15169)]