28951504

素因数分解:

$2^4\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:427

約数の個数: 40

約数和(自身を含む): 57674880

約数和(自身を除く): 28723376

約数列:

[1, 2, 4, 8, 16, 67, 113, 134, 226, 239, 268, 452, 478, 536, 904, 956, 1072, 1808, 1912, 3824, 7571, 15142, 16013, 27007, 30284, 32026, 54014, 60568, 64052, 108028, 121136, 128104, 216056, 256208, 432112, 1809469, 3618938, 7237876, 14475752, 28951504]

約数ペア:

[(1, 28951504), (2, 14475752), (4, 7237876), (8, 3618938), (16, 1809469), (67, 432112), (113, 256208), (134, 216056), (226, 128104), (239, 121136), (268, 108028), (452, 64052), (478, 60568), (536, 54014), (904, 32026), (956, 30284), (1072, 27007), (1808, 16013), (1912, 15142), (3824, 7571)]