15997394

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{347}}^1$

素因数の和:482

約数の個数: 32

約数和(自身を含む): 28563840

約数和(自身を除く): 12566446

約数列:

[1, 2, 7, 14, 37, 74, 89, 178, 259, 347, 518, 623, 694, 1246, 2429, 3293, 4858, 6586, 12839, 23051, 25678, 30883, 46102, 61766, 89873, 179746, 216181, 432362, 1142671, 2285342, 7998697, 15997394]

約数ペア:

[(1, 15997394), (2, 7998697), (7, 2285342), (14, 1142671), (37, 432362), (74, 216181), (89, 179746), (178, 89873), (259, 61766), (347, 46102), (518, 30883), (623, 25678), (694, 23051), (1246, 12839), (2429, 6586), (3293, 4858)]