16247772

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:315

約数の個数: 72

約数和(自身を含む): 43243200

約数和(自身を除く): 26995428

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 79, 87, 116, 158, 174, 197, 237, 261, 316, 348, 394, 474, 522, 591, 711, 788, 948, 1044, 1182, 1422, 1773, 2291, 2364, 2844, 3546, 4582, 5713, 6873, 7092, 9164, 11426, 13746, 15563, 17139, 20619, 22852, 27492, 31126, 34278, 41238, 46689, 51417, 62252, 68556, 82476, 93378, 102834, 140067, 186756, 205668, 280134, 451327, 560268, 902654, 1353981, 1805308, 2707962, 4061943, 5415924, 8123886, 16247772]

約数ペア:

[(1, 16247772), (2, 8123886), (3, 5415924), (4, 4061943), (6, 2707962), (9, 1805308), (12, 1353981), (18, 902654), (29, 560268), (36, 451327), (58, 280134), (79, 205668), (87, 186756), (116, 140067), (158, 102834), (174, 93378), (197, 82476), (237, 68556), (261, 62252), (316, 51417), (348, 46689), (394, 41238), (474, 34278), (522, 31126), (591, 27492), (711, 22852), (788, 20619), (948, 17139), (1044, 15563), (1182, 13746), (1422, 11426), (1773, 9164), (2291, 7092), (2364, 6873), (2844, 5713), (3546, 4582)]