128317982

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:142

約数の個数: 64

約数和(自身を含む): 231336000

約数和(自身を除く): 103018018

約数列:

[1, 2, 13, 19, 26, 29, 38, 53, 58, 106, 169, 247, 338, 377, 494, 551, 689, 754, 1007, 1102, 1378, 1537, 2014, 2197, 3074, 3211, 4394, 4901, 6422, 7163, 8957, 9802, 13091, 14326, 17914, 19981, 26182, 29203, 39962, 41743, 58406, 63713, 83486, 93119, 116441, 127426, 170183, 186238, 232882, 259753, 340366, 379639, 519506, 759278, 1210547, 2212379, 2421094, 3376789, 4424758, 4935307, 6753578, 9870614, 64158991, 128317982]

約数ペア:

[(1, 128317982), (2, 64158991), (13, 9870614), (19, 6753578), (26, 4935307), (29, 4424758), (38, 3376789), (53, 2421094), (58, 2212379), (106, 1210547), (169, 759278), (247, 519506), (338, 379639), (377, 340366), (494, 259753), (551, 232882), (689, 186238), (754, 170183), (1007, 127426), (1102, 116441), (1378, 93119), (1537, 83486), (2014, 63713), (2197, 58406), (3074, 41743), (3211, 39962), (4394, 29203), (4901, 26182), (6422, 19981), (7163, 17914), (8957, 14326), (9802, 13091)]