389453248

素因数分解:

$2^6\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{2689}}^1$

素因数の和:2805

約数の個数: 56

約数和(自身を含む): 808979840

約数和(自身を除く): 419526592

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 73, 124, 146, 248, 292, 496, 584, 992, 1168, 1984, 2263, 2336, 2689, 4526, 4672, 5378, 9052, 10756, 18104, 21512, 36208, 43024, 72416, 83359, 86048, 144832, 166718, 172096, 196297, 333436, 392594, 666872, 785188, 1333744, 1570376, 2667488, 3140752, 5334976, 6085207, 6281504, 12170414, 12563008, 24340828, 48681656, 97363312, 194726624, 389453248]

約数ペア:

[(1, 389453248), (2, 194726624), (4, 97363312), (8, 48681656), (16, 24340828), (31, 12563008), (32, 12170414), (62, 6281504), (64, 6085207), (73, 5334976), (124, 3140752), (146, 2667488), (248, 1570376), (292, 1333744), (496, 785188), (584, 666872), (992, 392594), (1168, 333436), (1984, 196297), (2263, 172096), (2336, 166718), (2689, 144832), (4526, 86048), (4672, 83359), (5378, 72416), (9052, 43024), (10756, 36208), (18104, 21512)]