219093273

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1213}}^1$

素因数の和:1334

約数の個数: 48

約数和(自身を含む): 375737856

約数和(自身を除く): 156644583

約数列:

[1, 3, 7, 9, 21, 47, 61, 63, 141, 183, 329, 423, 427, 549, 987, 1213, 1281, 2867, 2961, 3639, 3843, 8491, 8601, 10917, 20069, 25473, 25803, 57011, 60207, 73993, 76419, 171033, 180621, 221979, 399077, 513099, 517951, 665937, 1197231, 1553853, 3477671, 3591693, 4661559, 10433013, 24343697, 31299039, 73031091, 219093273]

約数ペア:

[(1, 219093273), (3, 73031091), (7, 31299039), (9, 24343697), (21, 10433013), (47, 4661559), (61, 3591693), (63, 3477671), (141, 1553853), (183, 1197231), (329, 665937), (423, 517951), (427, 513099), (549, 399077), (987, 221979), (1213, 180621), (1281, 171033), (2867, 76419), (2961, 73993), (3639, 60207), (3843, 57011), (8491, 25803), (8601, 25473), (10917, 20069)]