2780076

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:342

約数の個数: 48

約数和(自身を含む): 7112448

約数和(自身を除く): 4332372

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 251, 284, 426, 502, 753, 852, 923, 1004, 1506, 1846, 2769, 3012, 3263, 3692, 5538, 6526, 9789, 11076, 13052, 17821, 19578, 35642, 39156, 53463, 71284, 106926, 213852, 231673, 463346, 695019, 926692, 1390038, 2780076]

約数ペア:

[(1, 2780076), (2, 1390038), (3, 926692), (4, 695019), (6, 463346), (12, 231673), (13, 213852), (26, 106926), (39, 71284), (52, 53463), (71, 39156), (78, 35642), (142, 19578), (156, 17821), (213, 13052), (251, 11076), (284, 9789), (426, 6526), (502, 5538), (753, 3692), (852, 3263), (923, 3012), (1004, 2769), (1506, 1846)]