81603842

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{557}}^1$

素因数の和:746

約数の個数: 32

約数和(自身を含む): 134991360

約数和(自身を除く): 53387518

約数列:

[1, 2, 17, 31, 34, 62, 139, 278, 527, 557, 1054, 1114, 2363, 4309, 4726, 8618, 9469, 17267, 18938, 34534, 73253, 77423, 146506, 154846, 293539, 587078, 1316191, 2400113, 2632382, 4800226, 40801921, 81603842]

約数ペア:

[(1, 81603842), (2, 40801921), (17, 4800226), (31, 2632382), (34, 2400113), (62, 1316191), (139, 587078), (278, 293539), (527, 154846), (557, 146506), (1054, 77423), (1114, 73253), (2363, 34534), (4309, 18938), (4726, 17267), (8618, 9469)]