26793249

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{181}}^1$

素因数の和:270

約数の個数: 48

約数和(自身を含む): 44815680

約数和(自身を除く): 18022431

約数列:

[1, 3, 7, 19, 21, 49, 53, 57, 133, 147, 159, 181, 371, 399, 543, 931, 1007, 1113, 1267, 2597, 2793, 3021, 3439, 3801, 7049, 7791, 8869, 9593, 10317, 21147, 24073, 26607, 28779, 49343, 67151, 72219, 148029, 168511, 182267, 201453, 470057, 505533, 546801, 1275869, 1410171, 3827607, 8931083, 26793249]

約数ペア:

[(1, 26793249), (3, 8931083), (7, 3827607), (19, 1410171), (21, 1275869), (49, 546801), (53, 505533), (57, 470057), (133, 201453), (147, 182267), (159, 168511), (181, 148029), (371, 72219), (399, 67151), (543, 49343), (931, 28779), (1007, 26607), (1113, 24073), (1267, 21147), (2597, 10317), (2793, 9593), (3021, 8869), (3439, 7791), (3801, 7049)]