16631628

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{139}}^1$

素因数の和:231

約数の個数: 72

約数和(自身を含む): 43041600

約数和(自身を除く): 26409972

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 59, 78, 118, 139, 156, 169, 177, 236, 278, 338, 354, 417, 507, 556, 676, 708, 767, 834, 1014, 1534, 1668, 1807, 2028, 2301, 3068, 3614, 4602, 5421, 7228, 8201, 9204, 9971, 10842, 16402, 19942, 21684, 23491, 24603, 29913, 32804, 39884, 46982, 49206, 59826, 70473, 93964, 98412, 106613, 119652, 140946, 213226, 281892, 319839, 426452, 639678, 1279356, 1385969, 2771938, 4157907, 5543876, 8315814, 16631628]

約数ペア:

[(1, 16631628), (2, 8315814), (3, 5543876), (4, 4157907), (6, 2771938), (12, 1385969), (13, 1279356), (26, 639678), (39, 426452), (52, 319839), (59, 281892), (78, 213226), (118, 140946), (139, 119652), (156, 106613), (169, 98412), (177, 93964), (236, 70473), (278, 59826), (338, 49206), (354, 46982), (417, 39884), (507, 32804), (556, 29913), (676, 24603), (708, 23491), (767, 21684), (834, 19942), (1014, 16402), (1534, 10842), (1668, 9971), (1807, 9204), (2028, 8201), (2301, 7228), (3068, 5421), (3614, 4602)]