1721513428

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{4861}}^1$

素因数の和:5008

約数の個数: 48

約数和(自身を含む): 3234591360

約数和(自身を除く): 1513077932

約数列:

[1, 2, 4, 29, 43, 58, 71, 86, 116, 142, 172, 284, 1247, 2059, 2494, 3053, 4118, 4861, 4988, 6106, 8236, 9722, 12212, 19444, 88537, 140969, 177074, 209023, 281938, 345131, 354148, 418046, 563876, 690262, 836092, 1380524, 6061667, 10008799, 12123334, 14840633, 20017598, 24246668, 29681266, 40035196, 59362532, 430378357, 860756714, 1721513428]

約数ペア:

[(1, 1721513428), (2, 860756714), (4, 430378357), (29, 59362532), (43, 40035196), (58, 29681266), (71, 24246668), (86, 20017598), (116, 14840633), (142, 12123334), (172, 10008799), (284, 6061667), (1247, 1380524), (2059, 836092), (2494, 690262), (3053, 563876), (4118, 418046), (4861, 354148), (4988, 345131), (6106, 281938), (8236, 209023), (9722, 177074), (12212, 140969), (19444, 88537)]