61881836

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{199}}^1\times {\mathrm{269}}^1$

素因数の和:506

約数の個数: 36

約数和(自身を含む): 116046000

約数和(自身を除く): 54164164

約数列:

[1, 2, 4, 17, 34, 68, 199, 269, 289, 398, 538, 578, 796, 1076, 1156, 3383, 4573, 6766, 9146, 13532, 18292, 53531, 57511, 77741, 107062, 115022, 155482, 214124, 230044, 310964, 910027, 1820054, 3640108, 15470459, 30940918, 61881836]

約数ペア:

[(1, 61881836), (2, 30940918), (4, 15470459), (17, 3640108), (34, 1820054), (68, 910027), (199, 310964), (269, 230044), (289, 214124), (398, 155482), (538, 115022), (578, 107062), (796, 77741), (1076, 57511), (1156, 53531), (3383, 18292), (4573, 13532), (6766, 9146)]