490428

素因数分解:

$2^2\times 3^3\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:271

約数の個数: 48

約数和(自身を含む): 1344000

約数和(自身を除く): 853572

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 108, 114, 171, 228, 239, 342, 478, 513, 684, 717, 956, 1026, 1434, 2052, 2151, 2868, 4302, 4541, 6453, 8604, 9082, 12906, 13623, 18164, 25812, 27246, 40869, 54492, 81738, 122607, 163476, 245214, 490428]

約数ペア:

[(1, 490428), (2, 245214), (3, 163476), (4, 122607), (6, 81738), (9, 54492), (12, 40869), (18, 27246), (19, 25812), (27, 18164), (36, 13623), (38, 12906), (54, 9082), (57, 8604), (76, 6453), (108, 4541), (114, 4302), (171, 2868), (228, 2151), (239, 2052), (342, 1434), (478, 1026), (513, 956), (684, 717)]