1315278

素因数分解:

$2^1\times 3^4\times {\mathrm{23}}^1\times {\mathrm{353}}^1$

素因数の和:390

約数の個数: 40

約数和(自身を含む): 3084048

約数和(自身を除く): 1768770

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 69, 81, 138, 162, 207, 353, 414, 621, 706, 1059, 1242, 1863, 2118, 3177, 3726, 6354, 8119, 9531, 16238, 19062, 24357, 28593, 48714, 57186, 73071, 146142, 219213, 438426, 657639, 1315278]

約数ペア:

[(1, 1315278), (2, 657639), (3, 438426), (6, 219213), (9, 146142), (18, 73071), (23, 57186), (27, 48714), (46, 28593), (54, 24357), (69, 19062), (81, 16238), (138, 9531), (162, 8119), (207, 6354), (353, 3726), (414, 3177), (621, 2118), (706, 1863), (1059, 1242)]