42197841

素因数分解:

$3^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3917}}^1$

素因数の和:3955

約数の個数: 40

約数和(自身を含む): 75852480

約数和(自身を除く): 33654639

約数列:

[1, 3, 7, 9, 19, 21, 27, 57, 63, 81, 133, 171, 189, 399, 513, 567, 1197, 1539, 3591, 3917, 10773, 11751, 27419, 35253, 74423, 82257, 105759, 223269, 246771, 317277, 520961, 669807, 740313, 1562883, 2009421, 2220939, 4688649, 6028263, 14065947, 42197841]

約数ペア:

[(1, 42197841), (3, 14065947), (7, 6028263), (9, 4688649), (19, 2220939), (21, 2009421), (27, 1562883), (57, 740313), (63, 669807), (81, 520961), (133, 317277), (171, 246771), (189, 223269), (399, 105759), (513, 82257), (567, 74423), (1197, 35253), (1539, 27419), (3591, 11751), (3917, 10773)]