71894955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{71}}^1$

素因数の和:145

約数の個数: 96

約数和(自身を含む): 142207488

約数和(自身を除く): 70312533

約数列:

[1, 3, 5, 11, 15, 17, 19, 33, 51, 55, 57, 71, 85, 95, 165, 187, 209, 213, 255, 285, 323, 355, 361, 561, 627, 781, 935, 969, 1045, 1065, 1083, 1207, 1349, 1615, 1805, 2343, 2805, 3135, 3553, 3621, 3905, 3971, 4047, 4845, 5415, 6035, 6137, 6745, 10659, 11715, 11913, 13277, 14839, 17765, 18105, 18411, 19855, 20235, 22933, 25631, 30685, 39831, 44517, 53295, 59565, 66385, 67507, 68799, 74195, 76893, 92055, 114665, 128155, 199155, 202521, 222585, 252263, 281941, 337535, 343995, 384465, 435727, 756789, 845823, 1012605, 1261315, 1307181, 1409705, 2178635, 3783945, 4229115, 4792997, 6535905, 14378991, 23964985, 71894955]

約数ペア:

[(1, 71894955), (3, 23964985), (5, 14378991), (11, 6535905), (15, 4792997), (17, 4229115), (19, 3783945), (33, 2178635), (51, 1409705), (55, 1307181), (57, 1261315), (71, 1012605), (85, 845823), (95, 756789), (165, 435727), (187, 384465), (209, 343995), (213, 337535), (255, 281941), (285, 252263), (323, 222585), (355, 202521), (361, 199155), (561, 128155), (627, 114665), (781, 92055), (935, 76893), (969, 74195), (1045, 68799), (1065, 67507), (1083, 66385), (1207, 59565), (1349, 53295), (1615, 44517), (1805, 39831), (2343, 30685), (2805, 25631), (3135, 22933), (3553, 20235), (3621, 19855), (3905, 18411), (3971, 18105), (4047, 17765), (4845, 14839), (5415, 13277), (6035, 11913), (6137, 11715), (6745, 10659)]