20143765725251

素因数分解:

$7^3\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{577}}^1\times {\mathrm{75787}}^1$

素因数の和:76481

約数の個数: 64

約数和(自身を含む): 25231947264000

約数和(自身を除く): 5088181538749

約数列:

[1, 7, 17, 49, 79, 119, 343, 553, 577, 833, 1343, 3871, 4039, 5831, 9401, 9809, 27097, 28273, 45583, 65807, 68663, 75787, 197911, 319081, 460649, 480641, 530509, 774911, 1288379, 2233567, 3364487, 3713563, 5424377, 5987173, 9018653, 15634969, 25994941, 37970639, 41910211, 43729099, 63130571, 101781941, 265794473, 293371477, 306103693, 441913997, 712473587, 743394683, 2053600339, 2142725851, 3454598821, 4987315109, 5203762781, 14999080957, 24182191747, 34911205763, 36426339467, 58728179957, 169275342229, 254984376269, 411097259699, 1184927395603, 2877680817893, 20143765725251]

約数ペア:

[(1, 20143765725251), (7, 2877680817893), (17, 1184927395603), (49, 411097259699), (79, 254984376269), (119, 169275342229), (343, 58728179957), (553, 36426339467), (577, 34911205763), (833, 24182191747), (1343, 14999080957), (3871, 5203762781), (4039, 4987315109), (5831, 3454598821), (9401, 2142725851), (9809, 2053600339), (27097, 743394683), (28273, 712473587), (45583, 441913997), (65807, 306103693), (68663, 293371477), (75787, 265794473), (197911, 101781941), (319081, 63130571), (460649, 43729099), (480641, 41910211), (530509, 37970639), (774911, 25994941), (1288379, 15634969), (2233567, 9018653), (3364487, 5987173), (3713563, 5424377)]