1281408

素因数分解:

$2^7\times 3^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:135

約数の個数: 64

約数和(自身を含む): 3525120

約数和(自身を除く): 2243712

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 47, 48, 64, 71, 94, 96, 128, 141, 142, 188, 192, 213, 282, 284, 376, 384, 426, 564, 568, 752, 852, 1128, 1136, 1504, 1704, 2256, 2272, 3008, 3337, 3408, 4512, 4544, 6016, 6674, 6816, 9024, 9088, 10011, 13348, 13632, 18048, 20022, 26696, 27264, 40044, 53392, 80088, 106784, 160176, 213568, 320352, 427136, 640704, 1281408]

約数ペア:

[(1, 1281408), (2, 640704), (3, 427136), (4, 320352), (6, 213568), (8, 160176), (12, 106784), (16, 80088), (24, 53392), (32, 40044), (47, 27264), (48, 26696), (64, 20022), (71, 18048), (94, 13632), (96, 13348), (128, 10011), (141, 9088), (142, 9024), (188, 6816), (192, 6674), (213, 6016), (282, 4544), (284, 4512), (376, 3408), (384, 3337), (426, 3008), (564, 2272), (568, 2256), (752, 1704), (852, 1504), (1128, 1136)]