138712308

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{20903}}^1$

素因数の和:20996

約数の個数: 48

約数和(自身を含む): 374599680

約数和(自身を除く): 235887372

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 79, 84, 158, 237, 316, 474, 553, 948, 1106, 1659, 2212, 3318, 6636, 20903, 41806, 62709, 83612, 125418, 146321, 250836, 292642, 438963, 585284, 877926, 1651337, 1755852, 3302674, 4954011, 6605348, 9908022, 11559359, 19816044, 23118718, 34678077, 46237436, 69356154, 138712308]

約数ペア:

[(1, 138712308), (2, 69356154), (3, 46237436), (4, 34678077), (6, 23118718), (7, 19816044), (12, 11559359), (14, 9908022), (21, 6605348), (28, 4954011), (42, 3302674), (79, 1755852), (84, 1651337), (158, 877926), (237, 585284), (316, 438963), (474, 292642), (553, 250836), (948, 146321), (1106, 125418), (1659, 83612), (2212, 62709), (3318, 41806), (6636, 20903)]