39647804

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:378

約数の個数: 48

約数和(自身を含む): 81661440

約数和(自身を除く): 42013636

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 139, 167, 244, 278, 334, 427, 556, 668, 854, 973, 1169, 1708, 1946, 2338, 3892, 4676, 8479, 10187, 16958, 20374, 23213, 33916, 40748, 46426, 59353, 71309, 92852, 118706, 142618, 162491, 237412, 285236, 324982, 649964, 1415993, 2831986, 5663972, 9911951, 19823902, 39647804]

約数ペア:

[(1, 39647804), (2, 19823902), (4, 9911951), (7, 5663972), (14, 2831986), (28, 1415993), (61, 649964), (122, 324982), (139, 285236), (167, 237412), (244, 162491), (278, 142618), (334, 118706), (427, 92852), (556, 71309), (668, 59353), (854, 46426), (973, 40748), (1169, 33916), (1708, 23213), (1946, 20374), (2338, 16958), (3892, 10187), (4676, 8479)]