8840139

素因数分解:

$3^1\times 7^3\times {\mathrm{11}}^2\times {\mathrm{71}}^1$

素因数の和:117

約数の個数: 48

約数和(自身を含む): 15321600

約数和(自身を除く): 6481461

約数列:

[1, 3, 7, 11, 21, 33, 49, 71, 77, 121, 147, 213, 231, 343, 363, 497, 539, 781, 847, 1029, 1491, 1617, 2343, 2541, 3479, 3773, 5467, 5929, 8591, 10437, 11319, 16401, 17787, 24353, 25773, 38269, 41503, 60137, 73059, 114807, 124509, 180411, 267883, 420959, 803649, 1262877, 2946713, 8840139]

約数ペア:

[(1, 8840139), (3, 2946713), (7, 1262877), (11, 803649), (21, 420959), (33, 267883), (49, 180411), (71, 124509), (77, 114807), (121, 73059), (147, 60137), (213, 41503), (231, 38269), (343, 25773), (363, 24353), (497, 17787), (539, 16401), (781, 11319), (847, 10437), (1029, 8591), (1491, 5929), (1617, 5467), (2343, 3773), (2541, 3479)]