391489722

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{971}}^1\times {\mathrm{1723}}^1$

素因数の和:2715

約数の個数: 48

約数和(自身を含む): 914947488

約数和(自身を除く): 523457766

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 971, 1723, 1942, 2913, 3446, 5169, 5826, 8739, 10338, 12623, 15507, 17478, 22399, 25246, 31014, 37869, 44798, 67197, 75738, 113607, 134394, 201591, 227214, 403182, 1673033, 3346066, 5019099, 10038198, 15057297, 21749429, 30114594, 43498858, 65248287, 130496574, 195744861, 391489722]

約数ペア:

[(1, 391489722), (2, 195744861), (3, 130496574), (6, 65248287), (9, 43498858), (13, 30114594), (18, 21749429), (26, 15057297), (39, 10038198), (78, 5019099), (117, 3346066), (234, 1673033), (971, 403182), (1723, 227214), (1942, 201591), (2913, 134394), (3446, 113607), (5169, 75738), (5826, 67197), (8739, 44798), (10338, 37869), (12623, 31014), (15507, 25246), (17478, 22399)]