196207319

素因数分解:

$7^4\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1$

素因数の和:98

約数の個数: 80

約数和(自身を含む): 290407680

約数和(自身を除く): 94200361

約数列:

[1, 7, 11, 17, 19, 23, 49, 77, 119, 133, 161, 187, 209, 253, 323, 343, 391, 437, 539, 833, 931, 1127, 1309, 1463, 1771, 2261, 2401, 2737, 3059, 3553, 3773, 4301, 4807, 5831, 6517, 7429, 7889, 9163, 10241, 12397, 15827, 19159, 21413, 24871, 26411, 30107, 33649, 40817, 45619, 52003, 55223, 64141, 71687, 81719, 86779, 110789, 134113, 149891, 174097, 210749, 235543, 364021, 448987, 501809, 572033, 607453, 775523, 938791, 1049237, 1218679, 1475243, 1648801, 2548147, 4004231, 8530753, 10326701, 11541607, 17837029, 28029617, 196207319]

約数ペア:

[(1, 196207319), (7, 28029617), (11, 17837029), (17, 11541607), (19, 10326701), (23, 8530753), (49, 4004231), (77, 2548147), (119, 1648801), (133, 1475243), (161, 1218679), (187, 1049237), (209, 938791), (253, 775523), (323, 607453), (343, 572033), (391, 501809), (437, 448987), (539, 364021), (833, 235543), (931, 210749), (1127, 174097), (1309, 149891), (1463, 134113), (1771, 110789), (2261, 86779), (2401, 81719), (2737, 71687), (3059, 64141), (3553, 55223), (3773, 52003), (4301, 45619), (4807, 40817), (5831, 33649), (6517, 30107), (7429, 26411), (7889, 24871), (9163, 21413), (10241, 19159), (12397, 15827)]