16801304

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{17}}^2\times {\mathrm{43}}^1$

素因数の和:109

約数の個数: 72

約数和(自身を含む): 37079460

約数和(自身を除く): 20278156

約数列:

[1, 2, 4, 8, 13, 17, 26, 34, 43, 52, 68, 86, 104, 136, 169, 172, 221, 289, 338, 344, 442, 559, 578, 676, 731, 884, 1118, 1156, 1352, 1462, 1768, 2236, 2312, 2873, 2924, 3757, 4472, 5746, 5848, 7267, 7514, 9503, 11492, 12427, 14534, 15028, 19006, 22984, 24854, 29068, 30056, 38012, 48841, 49708, 58136, 76024, 97682, 99416, 123539, 161551, 195364, 247078, 323102, 390728, 494156, 646204, 988312, 1292408, 2100163, 4200326, 8400652, 16801304]

約数ペア:

[(1, 16801304), (2, 8400652), (4, 4200326), (8, 2100163), (13, 1292408), (17, 988312), (26, 646204), (34, 494156), (43, 390728), (52, 323102), (68, 247078), (86, 195364), (104, 161551), (136, 123539), (169, 99416), (172, 97682), (221, 76024), (289, 58136), (338, 49708), (344, 48841), (442, 38012), (559, 30056), (578, 29068), (676, 24854), (731, 22984), (884, 19006), (1118, 15028), (1156, 14534), (1352, 12427), (1462, 11492), (1768, 9503), (2236, 7514), (2312, 7267), (2873, 5848), (2924, 5746), (3757, 4472)]