291259132

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{401}}^1\times {\mathrm{503}}^1$

素因数の和:946

約数の個数: 36

約数和(自身を含む): 540355536

約数和(自身を除く): 249096404

約数列:

[1, 2, 4, 19, 38, 76, 361, 401, 503, 722, 802, 1006, 1444, 1604, 2012, 7619, 9557, 15238, 19114, 30476, 38228, 144761, 181583, 201703, 289522, 363166, 403406, 579044, 726332, 806812, 3832357, 7664714, 15329428, 72814783, 145629566, 291259132]

約数ペア:

[(1, 291259132), (2, 145629566), (4, 72814783), (19, 15329428), (38, 7664714), (76, 3832357), (361, 806812), (401, 726332), (503, 579044), (722, 403406), (802, 363166), (1006, 289522), (1444, 201703), (1604, 181583), (2012, 144761), (7619, 38228), (9557, 30476), (15238, 19114)]