138257072

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{8581}}^1$

素因数の和:8661

約数の個数: 40

約数和(自身を含む): 287325360

約数和(自身を除く): 149068288

約数列:

[1, 2, 4, 8, 16, 19, 38, 53, 76, 106, 152, 212, 304, 424, 848, 1007, 2014, 4028, 8056, 8581, 16112, 17162, 34324, 68648, 137296, 163039, 326078, 454793, 652156, 909586, 1304312, 1819172, 2608624, 3638344, 7276688, 8641067, 17282134, 34564268, 69128536, 138257072]

約数ペア:

[(1, 138257072), (2, 69128536), (4, 34564268), (8, 17282134), (16, 8641067), (19, 7276688), (38, 3638344), (53, 2608624), (76, 1819172), (106, 1304312), (152, 909586), (212, 652156), (304, 454793), (424, 326078), (848, 163039), (1007, 137296), (2014, 68648), (4028, 34324), (8056, 17162), (8581, 16112)]