72620415

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{76847}}^1$

素因数の和:76868

約数の個数: 32

約数和(自身を含む): 147548160

約数和(自身を除く): 74927745

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 76847, 230541, 384235, 537929, 691623, 1152705, 1613787, 2074869, 2689645, 3458115, 4841361, 8068935, 10374345, 14524083, 24206805, 72620415]

約数ペア:

[(1, 72620415), (3, 24206805), (5, 14524083), (7, 10374345), (9, 8068935), (15, 4841361), (21, 3458115), (27, 2689645), (35, 2074869), (45, 1613787), (63, 1152705), (105, 691623), (135, 537929), (189, 384235), (315, 230541), (945, 76847)]