90628878

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:321

約数の個数: 64

約数和(自身を含む): 196577280

約数和(自身を除く): 105948402

約数列:

[1, 2, 3, 6, 23, 46, 47, 69, 89, 94, 138, 141, 157, 178, 267, 282, 314, 471, 534, 942, 1081, 2047, 2162, 3243, 3611, 4094, 4183, 6141, 6486, 7222, 7379, 8366, 10833, 12282, 12549, 13973, 14758, 21666, 22137, 25098, 27946, 41919, 44274, 83838, 96209, 169717, 192418, 288627, 321379, 339434, 509151, 577254, 642758, 656731, 964137, 1018302, 1313462, 1928274, 1970193, 3940386, 15104813, 30209626, 45314439, 90628878]

約数ペア:

[(1, 90628878), (2, 45314439), (3, 30209626), (6, 15104813), (23, 3940386), (46, 1970193), (47, 1928274), (69, 1313462), (89, 1018302), (94, 964137), (138, 656731), (141, 642758), (157, 577254), (178, 509151), (267, 339434), (282, 321379), (314, 288627), (471, 192418), (534, 169717), (942, 96209), (1081, 83838), (2047, 44274), (2162, 41919), (3243, 27946), (3611, 25098), (4094, 22137), (4183, 21666), (6141, 14758), (6486, 13973), (7222, 12549), (7379, 12282), (8366, 10833)]