215512124

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{439}}^1$

素因数の和:618

約数の個数: 48

約数和(自身を含む): 404490240

約数和(自身を除く): 188978116

約数列:

[1, 2, 4, 31, 37, 62, 74, 107, 124, 148, 214, 428, 439, 878, 1147, 1756, 2294, 3317, 3959, 4588, 6634, 7918, 13268, 13609, 15836, 16243, 27218, 32486, 46973, 54436, 64972, 93946, 122729, 187892, 245458, 490916, 503533, 1007066, 1456163, 1738001, 2014132, 2912326, 3476002, 5824652, 6952004, 53878031, 107756062, 215512124]

約数ペア:

[(1, 215512124), (2, 107756062), (4, 53878031), (31, 6952004), (37, 5824652), (62, 3476002), (74, 2912326), (107, 2014132), (124, 1738001), (148, 1456163), (214, 1007066), (428, 503533), (439, 490916), (878, 245458), (1147, 187892), (1756, 122729), (2294, 93946), (3317, 64972), (3959, 54436), (4588, 46973), (6634, 32486), (7918, 27218), (13268, 16243), (13609, 15836)]