219981146

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1$

素因数の和:192

約数の個数: 96

約数和(自身を含む): 441262080

約数和(自身を除く): 221280934

約数列:

[1, 2, 7, 11, 14, 22, 31, 59, 62, 71, 77, 118, 121, 142, 154, 217, 242, 341, 413, 434, 497, 649, 682, 781, 826, 847, 994, 1298, 1562, 1694, 1829, 2201, 2387, 3658, 3751, 4189, 4402, 4543, 4774, 5467, 7139, 7502, 8378, 8591, 9086, 10934, 12803, 14278, 15407, 17182, 20119, 24211, 25606, 26257, 29323, 30814, 40238, 46079, 48422, 49973, 52514, 58646, 60137, 92158, 99946, 120274, 129859, 140833, 169477, 221309, 259718, 266321, 281666, 322553, 338954, 442618, 506869, 532642, 645106, 909013, 1013738, 1428449, 1549163, 1818026, 1864247, 2856898, 3098326, 3548083, 3728494, 7096166, 9999143, 15712939, 19998286, 31425878, 109990573, 219981146]

約数ペア:

[(1, 219981146), (2, 109990573), (7, 31425878), (11, 19998286), (14, 15712939), (22, 9999143), (31, 7096166), (59, 3728494), (62, 3548083), (71, 3098326), (77, 2856898), (118, 1864247), (121, 1818026), (142, 1549163), (154, 1428449), (217, 1013738), (242, 909013), (341, 645106), (413, 532642), (434, 506869), (497, 442618), (649, 338954), (682, 322553), (781, 281666), (826, 266321), (847, 259718), (994, 221309), (1298, 169477), (1562, 140833), (1694, 129859), (1829, 120274), (2201, 99946), (2387, 92158), (3658, 60137), (3751, 58646), (4189, 52514), (4402, 49973), (4543, 48422), (4774, 46079), (5467, 40238), (7139, 30814), (7502, 29323), (8378, 26257), (8591, 25606), (9086, 24211), (10934, 20119), (12803, 17182), (14278, 15407)]