16878756

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{157}}^1$

素因数の和:229

約数の個数: 72

約数和(自身を含む): 43461376

約数和(自身を除く): 26582620

約数列:

[1, 2, 3, 4, 6, 12, 17, 31, 34, 51, 62, 68, 93, 102, 124, 157, 186, 204, 289, 314, 372, 471, 527, 578, 628, 867, 942, 1054, 1156, 1581, 1734, 1884, 2108, 2669, 3162, 3468, 4867, 5338, 6324, 8007, 8959, 9734, 10676, 14601, 16014, 17918, 19468, 26877, 29202, 32028, 35836, 45373, 53754, 58404, 82739, 90746, 107508, 136119, 165478, 181492, 248217, 272238, 330956, 496434, 544476, 992868, 1406563, 2813126, 4219689, 5626252, 8439378, 16878756]

約数ペア:

[(1, 16878756), (2, 8439378), (3, 5626252), (4, 4219689), (6, 2813126), (12, 1406563), (17, 992868), (31, 544476), (34, 496434), (51, 330956), (62, 272238), (68, 248217), (93, 181492), (102, 165478), (124, 136119), (157, 107508), (186, 90746), (204, 82739), (289, 58404), (314, 53754), (372, 45373), (471, 35836), (527, 32028), (578, 29202), (628, 26877), (867, 19468), (942, 17918), (1054, 16014), (1156, 14601), (1581, 10676), (1734, 9734), (1884, 8959), (2108, 8007), (2669, 6324), (3162, 5338), (3468, 4867)]