289161789

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{251}}^1\times {\mathrm{461}}^1$

素因数の和:746

約数の個数: 48

約数和(自身を含む): 477804096

約数和(自身を除く): 188642307

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 251, 357, 461, 753, 833, 1383, 1757, 2499, 3227, 4267, 5271, 7837, 9681, 12299, 12801, 22589, 23511, 29869, 36897, 54859, 67767, 89607, 115711, 164577, 209083, 347133, 384013, 627249, 809977, 1152039, 1967087, 2429931, 5669839, 5901261, 13769609, 17009517, 41308827, 96387263, 289161789]

約数ペア:

[(1, 289161789), (3, 96387263), (7, 41308827), (17, 17009517), (21, 13769609), (49, 5901261), (51, 5669839), (119, 2429931), (147, 1967087), (251, 1152039), (357, 809977), (461, 627249), (753, 384013), (833, 347133), (1383, 209083), (1757, 164577), (2499, 115711), (3227, 89607), (4267, 67767), (5271, 54859), (7837, 36897), (9681, 29869), (12299, 23511), (12801, 22589)]