199204929

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{457}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 390963456

約数和(自身を除く): 191758527

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 37, 51, 63, 77, 99, 111, 119, 153, 187, 231, 259, 333, 357, 407, 457, 561, 629, 693, 777, 1071, 1221, 1309, 1371, 1683, 1887, 2331, 2849, 3199, 3663, 3927, 4113, 4403, 5027, 5661, 6919, 7769, 8547, 9597, 11781, 13209, 15081, 16909, 20757, 23307, 25641, 28791, 35189, 39627, 45243, 48433, 50727, 54383, 62271, 69921, 85459, 105567, 118363, 145299, 152181, 163149, 185999, 256377, 287453, 316701, 355089, 435897, 489447, 557997, 598213, 769131, 862359, 1065267, 1301993, 1673991, 1794639, 2012171, 2587077, 3161983, 3905979, 5383917, 6036513, 9485949, 11717937, 18109539, 22133881, 28457847, 66401643, 199204929]

約数ペア:

[(1, 199204929), (3, 66401643), (7, 28457847), (9, 22133881), (11, 18109539), (17, 11717937), (21, 9485949), (33, 6036513), (37, 5383917), (51, 3905979), (63, 3161983), (77, 2587077), (99, 2012171), (111, 1794639), (119, 1673991), (153, 1301993), (187, 1065267), (231, 862359), (259, 769131), (333, 598213), (357, 557997), (407, 489447), (457, 435897), (561, 355089), (629, 316701), (693, 287453), (777, 256377), (1071, 185999), (1221, 163149), (1309, 152181), (1371, 145299), (1683, 118363), (1887, 105567), (2331, 85459), (2849, 69921), (3199, 62271), (3663, 54383), (3927, 50727), (4113, 48433), (4403, 45243), (5027, 39627), (5661, 35189), (6919, 28791), (7769, 25641), (8547, 23307), (9597, 20757), (11781, 16909), (13209, 15081)]