28976444

素因数分解:

$2^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1$

素因数の和:319

約数の個数: 72

約数和(自身を含む): 64350720

約数和(自身を除く): 35374276

約数列:

[1, 2, 4, 7, 14, 19, 28, 31, 38, 49, 62, 76, 98, 124, 133, 196, 217, 251, 266, 434, 502, 532, 589, 868, 931, 1004, 1178, 1519, 1757, 1862, 2356, 3038, 3514, 3724, 4123, 4769, 6076, 7028, 7781, 8246, 9538, 12299, 15562, 16492, 19076, 24598, 28861, 31124, 33383, 49196, 54467, 57722, 66766, 108934, 115444, 133532, 147839, 217868, 233681, 295678, 381269, 467362, 591356, 762538, 934724, 1034873, 1525076, 2069746, 4139492, 7244111, 14488222, 28976444]

約数ペア:

[(1, 28976444), (2, 14488222), (4, 7244111), (7, 4139492), (14, 2069746), (19, 1525076), (28, 1034873), (31, 934724), (38, 762538), (49, 591356), (62, 467362), (76, 381269), (98, 295678), (124, 233681), (133, 217868), (196, 147839), (217, 133532), (251, 115444), (266, 108934), (434, 66766), (502, 57722), (532, 54467), (589, 49196), (868, 33383), (931, 31124), (1004, 28861), (1178, 24598), (1519, 19076), (1757, 16492), (1862, 15562), (2356, 12299), (3038, 9538), (3514, 8246), (3724, 7781), (4123, 7028), (4769, 6076)]