207897272

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{38729}}^1$

素因数の和:38807

約数の個数: 32

約数和(自身を含む): 432226800

約数和(自身を除く): 224329528

約数列:

[1, 2, 4, 8, 11, 22, 44, 61, 88, 122, 244, 488, 671, 1342, 2684, 5368, 38729, 77458, 154916, 309832, 426019, 852038, 1704076, 2362469, 3408152, 4724938, 9449876, 18899752, 25987159, 51974318, 103948636, 207897272]

約数ペア:

[(1, 207897272), (2, 103948636), (4, 51974318), (8, 25987159), (11, 18899752), (22, 9449876), (44, 4724938), (61, 3408152), (88, 2362469), (122, 1704076), (244, 852038), (488, 426019), (671, 309832), (1342, 154916), (2684, 77458), (5368, 38729)]