123019428

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20627}}^1$

素因数の和:20712

約数の個数: 48

約数和(自身を含む): 332688384

約数和(自身を除く): 209668956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 71, 84, 142, 213, 284, 426, 497, 852, 994, 1491, 1988, 2982, 5964, 20627, 41254, 61881, 82508, 123762, 144389, 247524, 288778, 433167, 577556, 866334, 1464517, 1732668, 2929034, 4393551, 5858068, 8787102, 10251619, 17574204, 20503238, 30754857, 41006476, 61509714, 123019428]

約数ペア:

[(1, 123019428), (2, 61509714), (3, 41006476), (4, 30754857), (6, 20503238), (7, 17574204), (12, 10251619), (14, 8787102), (21, 5858068), (28, 4393551), (42, 2929034), (71, 1732668), (84, 1464517), (142, 866334), (213, 577556), (284, 433167), (426, 288778), (497, 247524), (852, 144389), (994, 123762), (1491, 82508), (1988, 61881), (2982, 41254), (5964, 20627)]