720003039

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{22307}}^1$

素因数の和:22399

約数の個数: 32

約数和(自身を含む): 1156446720

約数和(自身を除く): 436443681

約数列:

[1, 3, 7, 21, 29, 53, 87, 159, 203, 371, 609, 1113, 1537, 4611, 10759, 22307, 32277, 66921, 156149, 468447, 646903, 1182271, 1940709, 3546813, 4528321, 8275897, 13584963, 24827691, 34285859, 102857577, 240001013, 720003039]

約数ペア:

[(1, 720003039), (3, 240001013), (7, 102857577), (21, 34285859), (29, 24827691), (53, 13584963), (87, 8275897), (159, 4528321), (203, 3546813), (371, 1940709), (609, 1182271), (1113, 646903), (1537, 468447), (4611, 156149), (10759, 66921), (22307, 32277)]