198616

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1$

素因数の和:115

約数の個数: 32

約数和(自身を含む): 424080

約数和(自身を除く): 225464

約数列:

[1, 2, 4, 8, 11, 22, 37, 44, 61, 74, 88, 122, 148, 244, 296, 407, 488, 671, 814, 1342, 1628, 2257, 2684, 3256, 4514, 5368, 9028, 18056, 24827, 49654, 99308, 198616]

約数ペア:

[(1, 198616), (2, 99308), (4, 49654), (8, 24827), (11, 18056), (22, 9028), (37, 5368), (44, 4514), (61, 3256), (74, 2684), (88, 2257), (122, 1628), (148, 1342), (244, 814), (296, 671), (407, 488)]