393498

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{347}}^1$

素因数の和:368

約数の個数: 40

約数和(自身を含む): 1010592

約数和(自身を除く): 617094

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 347, 378, 567, 694, 1041, 1134, 2082, 2429, 3123, 4858, 6246, 7287, 9369, 14574, 18738, 21861, 28107, 43722, 56214, 65583, 131166, 196749, 393498]

約数ペア:

[(1, 393498), (2, 196749), (3, 131166), (6, 65583), (7, 56214), (9, 43722), (14, 28107), (18, 21861), (21, 18738), (27, 14574), (42, 9369), (54, 7287), (63, 6246), (81, 4858), (126, 3123), (162, 2429), (189, 2082), (347, 1134), (378, 1041), (567, 694)]