1421167475

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{1657}}^1$

素因数の和:1729

約数の個数: 72

約数和(自身を含む): 2257400160

約数和(自身を除く): 836232685

約数列:

[1, 5, 7, 13, 25, 29, 35, 65, 91, 145, 169, 175, 203, 325, 377, 455, 725, 845, 1015, 1183, 1657, 1885, 2275, 2639, 4225, 4901, 5075, 5915, 8285, 9425, 11599, 13195, 21541, 24505, 29575, 34307, 41425, 48053, 57995, 65975, 107705, 122525, 150787, 171535, 240265, 280033, 289975, 336371, 538525, 624689, 753935, 857675, 1201325, 1400165, 1681855, 1960231, 3123445, 3769675, 4372823, 7000825, 8120957, 8409275, 9801155, 15617225, 21864115, 40604785, 49005775, 56846699, 109320575, 203023925, 284233495, 1421167475]

約数ペア:

[(1, 1421167475), (5, 284233495), (7, 203023925), (13, 109320575), (25, 56846699), (29, 49005775), (35, 40604785), (65, 21864115), (91, 15617225), (145, 9801155), (169, 8409275), (175, 8120957), (203, 7000825), (325, 4372823), (377, 3769675), (455, 3123445), (725, 1960231), (845, 1681855), (1015, 1400165), (1183, 1201325), (1657, 857675), (1885, 753935), (2275, 624689), (2639, 538525), (4225, 336371), (4901, 289975), (5075, 280033), (5915, 240265), (8285, 171535), (9425, 150787), (11599, 122525), (13195, 107705), (21541, 65975), (24505, 57995), (29575, 48053), (34307, 41425)]