31857132

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{269}}^1$

素因数の和:486

約数の個数: 48

約数和(自身を含む): 76204800

約数和(自身を除く): 44347668

約数列:

[1, 2, 3, 4, 6, 12, 71, 139, 142, 213, 269, 278, 284, 417, 426, 538, 556, 807, 834, 852, 1076, 1614, 1668, 3228, 9869, 19099, 19738, 29607, 37391, 38198, 39476, 57297, 59214, 74782, 76396, 112173, 114594, 118428, 149564, 224346, 229188, 448692, 2654761, 5309522, 7964283, 10619044, 15928566, 31857132]

約数ペア:

[(1, 31857132), (2, 15928566), (3, 10619044), (4, 7964283), (6, 5309522), (12, 2654761), (71, 448692), (139, 229188), (142, 224346), (213, 149564), (269, 118428), (278, 114594), (284, 112173), (417, 76396), (426, 74782), (538, 59214), (556, 57297), (807, 39476), (834, 38198), (852, 37391), (1076, 29607), (1614, 19738), (1668, 19099), (3228, 9869)]