15948304

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{139}}^1$

素因数の和:319

約数の個数: 40

約数和(自身を含む): 31872960

約数和(自身を除く): 15924656

約数列:

[1, 2, 4, 8, 16, 71, 101, 139, 142, 202, 278, 284, 404, 556, 568, 808, 1112, 1136, 1616, 2224, 7171, 9869, 14039, 14342, 19738, 28078, 28684, 39476, 56156, 57368, 78952, 112312, 114736, 157904, 224624, 996769, 1993538, 3987076, 7974152, 15948304]

約数ペア:

[(1, 15948304), (2, 7974152), (4, 3987076), (8, 1993538), (16, 996769), (71, 224624), (101, 157904), (139, 114736), (142, 112312), (202, 78952), (278, 57368), (284, 56156), (404, 39476), (556, 28684), (568, 28078), (808, 19738), (1112, 14342), (1136, 14039), (1616, 9869), (2224, 7171)]