397238415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{2399}}^1$

素因数の和:2516

約数の個数: 64

約数和(自身を含む): 774144000

約数和(自身を除く): 376905585

約数列:

[1, 3, 5, 7, 15, 19, 21, 35, 57, 83, 95, 105, 133, 249, 285, 399, 415, 581, 665, 1245, 1577, 1743, 1995, 2399, 2905, 4731, 7197, 7885, 8715, 11039, 11995, 16793, 23655, 33117, 35985, 45581, 50379, 55195, 83965, 136743, 165585, 199117, 227905, 251895, 319067, 597351, 683715, 957201, 995585, 1393819, 1595335, 2986755, 3783223, 4181457, 4786005, 6969095, 11349669, 18916115, 20907285, 26482561, 56748345, 79447683, 132412805, 397238415]

約数ペア:

[(1, 397238415), (3, 132412805), (5, 79447683), (7, 56748345), (15, 26482561), (19, 20907285), (21, 18916115), (35, 11349669), (57, 6969095), (83, 4786005), (95, 4181457), (105, 3783223), (133, 2986755), (249, 1595335), (285, 1393819), (399, 995585), (415, 957201), (581, 683715), (665, 597351), (1245, 319067), (1577, 251895), (1743, 227905), (1995, 199117), (2399, 165585), (2905, 136743), (4731, 83965), (7197, 55195), (7885, 50379), (8715, 45581), (11039, 35985), (11995, 33117), (16793, 23655)]