1721820912

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{124987}}^1$

素因数の和:125046

約数の個数: 80

約数和(自身を含む): 5207500032

約数和(自身を除く): 3485679120

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 41, 42, 48, 56, 82, 84, 112, 123, 164, 168, 246, 287, 328, 336, 492, 574, 656, 861, 984, 1148, 1722, 1968, 2296, 3444, 4592, 6888, 13776, 124987, 249974, 374961, 499948, 749922, 874909, 999896, 1499844, 1749818, 1999792, 2624727, 2999688, 3499636, 5124467, 5249454, 5999376, 6999272, 10248934, 10498908, 13998544, 15373401, 20497868, 20997816, 30746802, 35871269, 40995736, 41995632, 61493604, 71742538, 81991472, 107613807, 122987208, 143485076, 215227614, 245974416, 286970152, 430455228, 573940304, 860910456, 1721820912]

約数ペア:

[(1, 1721820912), (2, 860910456), (3, 573940304), (4, 430455228), (6, 286970152), (7, 245974416), (8, 215227614), (12, 143485076), (14, 122987208), (16, 107613807), (21, 81991472), (24, 71742538), (28, 61493604), (41, 41995632), (42, 40995736), (48, 35871269), (56, 30746802), (82, 20997816), (84, 20497868), (112, 15373401), (123, 13998544), (164, 10498908), (168, 10248934), (246, 6999272), (287, 5999376), (328, 5249454), (336, 5124467), (492, 3499636), (574, 2999688), (656, 2624727), (861, 1999792), (984, 1749818), (1148, 1499844), (1722, 999896), (1968, 874909), (2296, 749922), (3444, 499948), (4592, 374961), (6888, 249974), (13776, 124987)]