215511390332

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{661}}^1\times {\mathrm{190889}}^1$

素因数の和:191622

約数の個数: 48

約数和(自身を含む): 438753792960

約数和(自身を除く): 223242402628

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 427, 661, 854, 1322, 1708, 2644, 4627, 9254, 18508, 40321, 80642, 161284, 190889, 282247, 381778, 564494, 763556, 1128988, 1336223, 2672446, 5344892, 11644229, 23288458, 46576916, 81509603, 126177629, 163019206, 252355258, 326038412, 504710516, 883243403, 1766486806, 3532973612, 7696835369, 15393670738, 30787341476, 53877847583, 107755695166, 215511390332]

約数ペア:

[(1, 215511390332), (2, 107755695166), (4, 53877847583), (7, 30787341476), (14, 15393670738), (28, 7696835369), (61, 3532973612), (122, 1766486806), (244, 883243403), (427, 504710516), (661, 326038412), (854, 252355258), (1322, 163019206), (1708, 126177629), (2644, 81509603), (4627, 46576916), (9254, 23288458), (18508, 11644229), (40321, 5344892), (80642, 2672446), (161284, 1336223), (190889, 1128988), (282247, 763556), (381778, 564494)]