31875795

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{379}}^1$

素因数の和:489

約数の個数: 64

約数和(自身を含む): 65664000

約数和(自身を除く): 33788205

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 89, 105, 135, 189, 267, 315, 379, 445, 623, 801, 945, 1137, 1335, 1869, 1895, 2403, 2653, 3115, 3411, 4005, 5607, 5685, 7959, 9345, 10233, 12015, 13265, 16821, 17055, 23877, 28035, 33731, 39795, 51165, 71631, 84105, 101193, 119385, 168655, 236117, 303579, 358155, 505965, 708351, 910737, 1180585, 1517895, 2125053, 3541755, 4553685, 6375159, 10625265, 31875795]

約数ペア:

[(1, 31875795), (3, 10625265), (5, 6375159), (7, 4553685), (9, 3541755), (15, 2125053), (21, 1517895), (27, 1180585), (35, 910737), (45, 708351), (63, 505965), (89, 358155), (105, 303579), (135, 236117), (189, 168655), (267, 119385), (315, 101193), (379, 84105), (445, 71631), (623, 51165), (801, 39795), (945, 33731), (1137, 28035), (1335, 23877), (1869, 17055), (1895, 16821), (2403, 13265), (2653, 12015), (3115, 10233), (3411, 9345), (4005, 7959), (5607, 5685)]