2177385

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{233}}^1$

素因数の和:337

約数の個数: 32

約数和(自身を含む): 4043520

約数和(自身を除く): 1866135

約数列:

[1, 3, 5, 7, 15, 21, 35, 89, 105, 233, 267, 445, 623, 699, 1165, 1335, 1631, 1869, 3115, 3495, 4893, 8155, 9345, 20737, 24465, 62211, 103685, 145159, 311055, 435477, 725795, 2177385]

約数ペア:

[(1, 2177385), (3, 725795), (5, 435477), (7, 311055), (15, 145159), (21, 103685), (35, 62211), (89, 24465), (105, 20737), (233, 9345), (267, 8155), (445, 4893), (623, 3495), (699, 3115), (1165, 1869), (1335, 1631)]