6439669280401

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{653}}^1\times {\mathrm{4153}}^1$

素因数の和:4900

約数の個数: 80

約数和(自身を含む): 8035654720896

約数和(自身を除く): 1595985440495

約数列:

[1, 7, 23, 43, 49, 161, 301, 343, 653, 989, 1127, 2107, 2401, 4153, 4571, 6923, 7889, 14749, 15019, 28079, 29071, 31997, 48461, 55223, 95519, 103243, 105133, 178579, 196553, 203497, 223979, 339227, 645817, 668633, 735931, 1250053, 1375871, 1424479, 1567853, 2374589, 2711909, 4107317, 4520719, 4680431, 5151517, 8750371, 9631097, 9971353, 18983363, 28751219, 31645033, 32763017, 36060619, 61252597, 62373907, 67417679, 116612087, 132883541, 201258533, 221515231, 229341119, 428768179, 436617349, 816284609, 930184787, 1408809731, 1550606617, 2682078001, 3056321443, 5713992263, 6511293509, 9861668117, 18774546007, 21394250101, 39997945841, 131421822049, 149759750707, 279985620887, 919952754343, 6439669280401]

約数ペア:

[(1, 6439669280401), (7, 919952754343), (23, 279985620887), (43, 149759750707), (49, 131421822049), (161, 39997945841), (301, 21394250101), (343, 18774546007), (653, 9861668117), (989, 6511293509), (1127, 5713992263), (2107, 3056321443), (2401, 2682078001), (4153, 1550606617), (4571, 1408809731), (6923, 930184787), (7889, 816284609), (14749, 436617349), (15019, 428768179), (28079, 229341119), (29071, 221515231), (31997, 201258533), (48461, 132883541), (55223, 116612087), (95519, 67417679), (103243, 62373907), (105133, 61252597), (178579, 36060619), (196553, 32763017), (203497, 31645033), (223979, 28751219), (339227, 18983363), (645817, 9971353), (668633, 9631097), (735931, 8750371), (1250053, 5151517), (1375871, 4680431), (1424479, 4520719), (1567853, 4107317), (2374589, 2711909)]