813132387

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{227}}^1\times {\mathrm{347}}^1$

素因数の和:648

約数の個数: 48

約数和(自身を含む): 1254269952

約数和(自身を除く): 441137565

約数列:

[1, 3, 9, 31, 37, 93, 111, 227, 279, 333, 347, 681, 1041, 1147, 2043, 3123, 3441, 7037, 8399, 10323, 10757, 12839, 21111, 25197, 32271, 38517, 63333, 75591, 78769, 96813, 115551, 236307, 260369, 398009, 708921, 781107, 1194027, 2343321, 2441839, 2914453, 3582081, 7325517, 8743359, 21976551, 26230077, 90348043, 271044129, 813132387]

約数ペア:

[(1, 813132387), (3, 271044129), (9, 90348043), (31, 26230077), (37, 21976551), (93, 8743359), (111, 7325517), (227, 3582081), (279, 2914453), (333, 2441839), (347, 2343321), (681, 1194027), (1041, 781107), (1147, 708921), (2043, 398009), (3123, 260369), (3441, 236307), (7037, 115551), (8399, 96813), (10323, 78769), (10757, 75591), (12839, 63333), (21111, 38517), (25197, 32271)]