1628718

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1$

素因数の和:201

約数の個数: 64

約数和(自身を含む): 4247040

約数和(自身を除く): 2618322

約数列:

[1, 2, 3, 6, 7, 13, 14, 19, 21, 26, 38, 39, 42, 57, 78, 91, 114, 133, 157, 182, 247, 266, 273, 314, 399, 471, 494, 546, 741, 798, 942, 1099, 1482, 1729, 2041, 2198, 2983, 3297, 3458, 4082, 5187, 5966, 6123, 6594, 8949, 10374, 12246, 14287, 17898, 20881, 28574, 38779, 41762, 42861, 62643, 77558, 85722, 116337, 125286, 232674, 271453, 542906, 814359, 1628718]

約数ペア:

[(1, 1628718), (2, 814359), (3, 542906), (6, 271453), (7, 232674), (13, 125286), (14, 116337), (19, 85722), (21, 77558), (26, 62643), (38, 42861), (39, 41762), (42, 38779), (57, 28574), (78, 20881), (91, 17898), (114, 14287), (133, 12246), (157, 10374), (182, 8949), (247, 6594), (266, 6123), (273, 5966), (314, 5187), (399, 4082), (471, 3458), (494, 3297), (546, 2983), (741, 2198), (798, 2041), (942, 1729), (1099, 1482)]