220495198

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{1493}}^1$

素因数の和:1657

約数の個数: 48

約数和(自身を含む): 423064944

約数和(自身を除く): 202569746

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 137, 154, 274, 539, 959, 1078, 1493, 1507, 1918, 2986, 3014, 6713, 10451, 10549, 13426, 16423, 20902, 21098, 32846, 73157, 73843, 114961, 146314, 147686, 204541, 229922, 409082, 804727, 1431787, 1609454, 2249951, 2863574, 4499902, 10022509, 15749657, 20045018, 31499314, 110247599, 220495198]

約数ペア:

[(1, 220495198), (2, 110247599), (7, 31499314), (11, 20045018), (14, 15749657), (22, 10022509), (49, 4499902), (77, 2863574), (98, 2249951), (137, 1609454), (154, 1431787), (274, 804727), (539, 409082), (959, 229922), (1078, 204541), (1493, 147686), (1507, 146314), (1918, 114961), (2986, 73843), (3014, 73157), (6713, 32846), (10451, 21098), (10549, 20902), (13426, 16423)]