1215691212

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{257}}^1\times {\mathrm{20747}}^1$

素因数の和:21030

約数の個数: 48

約数和(自身を含む): 2997671040

約数和(自身を除く): 1781979828

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 76, 114, 228, 257, 514, 771, 1028, 1542, 3084, 4883, 9766, 14649, 19532, 20747, 29298, 41494, 58596, 62241, 82988, 124482, 248964, 394193, 788386, 1182579, 1576772, 2365158, 4730316, 5331979, 10663958, 15995937, 21327916, 31991874, 63983748, 101307601, 202615202, 303922803, 405230404, 607845606, 1215691212]

約数ペア:

[(1, 1215691212), (2, 607845606), (3, 405230404), (4, 303922803), (6, 202615202), (12, 101307601), (19, 63983748), (38, 31991874), (57, 21327916), (76, 15995937), (114, 10663958), (228, 5331979), (257, 4730316), (514, 2365158), (771, 1576772), (1028, 1182579), (1542, 788386), (3084, 394193), (4883, 248964), (9766, 124482), (14649, 82988), (19532, 62241), (20747, 58596), (29298, 41494)]