415601991

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{6551}}^1$

素因数の和:6636

約数の個数: 48

約数和(自身を含む): 735920640

約数和(自身を除く): 320318649

約数列:

[1, 3, 7, 9, 19, 21, 53, 57, 63, 133, 159, 171, 371, 399, 477, 1007, 1113, 1197, 3021, 3339, 6551, 7049, 9063, 19653, 21147, 45857, 58959, 63441, 124469, 137571, 347203, 373407, 412713, 871283, 1041609, 1120221, 2430421, 2613849, 3124827, 6596857, 7291263, 7841547, 19790571, 21873789, 46177999, 59371713, 138533997, 415601991]

約数ペア:

[(1, 415601991), (3, 138533997), (7, 59371713), (9, 46177999), (19, 21873789), (21, 19790571), (53, 7841547), (57, 7291263), (63, 6596857), (133, 3124827), (159, 2613849), (171, 2430421), (371, 1120221), (399, 1041609), (477, 871283), (1007, 412713), (1113, 373407), (1197, 347203), (3021, 137571), (3339, 124469), (6551, 63441), (7049, 58959), (9063, 45857), (19653, 21147)]